diff --git a/LICENSE b/LICENSE
index 2d7df5c..c759492 100644
--- a/LICENSE
+++ b/LICENSE
@@ -58,6 +58,11 @@ can be found at:
         
         http://www.apache.org/licenses/LICENSE-2.0
 
+Changes made to the original project:
+ - Simplified project, and removed all indicators except CircleIndicator
+ - Removed numerous methods from CircleIndicator
+ - added an AudioManager field to the CircleIndicator
+
 --------------------------------------------------------------------------------
 *All graphic assets are licensed by TobyRich GmbH under the
 Creative Commons Attribution-NonCommercial 4.0 International License. This
diff --git a/SmartPlane/src/main/java/com/tobyrich/app/SmartPlane/BluetoothDelegate.java b/SmartPlane/src/main/java/com/tobyrich/app/SmartPlane/BluetoothDelegate.java
index e11ee2a..fbaa5be 100644
--- a/SmartPlane/src/main/java/com/tobyrich/app/SmartPlane/BluetoothDelegate.java
+++ b/SmartPlane/src/main/java/com/tobyrich/app/SmartPlane/BluetoothDelegate.java
@@ -117,6 +117,7 @@ public void run() {
 
     @Override
     public void didUpdateBatteryLevel(float percent) {
+        Log.i(TAG, "did update battery level");
         final float R_batt = 0.520f;  // Ohm
         /* 0.5 Amps is the current through the motor at MAX_MOTOR_SPEED */
         final float I_motor = (planeState.getAdjustedMotorSpeed() / Const.MAX_MOTOR_SPEED) * 0.5f;  // Amps
diff --git a/SmartPlane/src/main/java/com/tobyrich/app/SmartPlane/FullscreenActivity.java b/SmartPlane/src/main/java/com/tobyrich/app/SmartPlane/FullscreenActivity.java
index 28b2f98..fc86ead 100755
--- a/SmartPlane/src/main/java/com/tobyrich/app/SmartPlane/FullscreenActivity.java
+++ b/SmartPlane/src/main/java/com/tobyrich/app/SmartPlane/FullscreenActivity.java
@@ -34,6 +34,7 @@ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.pm.PackageManager;
+import android.media.AudioManager;
 import android.media.MediaPlayer;
 import android.net.Uri;
 import android.os.Bundle;
@@ -43,6 +44,7 @@ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 import android.view.GestureDetector;
 import android.view.LayoutInflater;
 import android.view.MotionEvent;
+import android.view.SoundEffectConstants;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewTreeObserver;
@@ -81,6 +83,8 @@ public class FullscreenActivity extends Activity {
     private GestureDetector gestureDetector;  // touch events
     private PlaneState planeState;  // singleton with variables used app-wide
 
+    AudioManager audioManager ;
+
     @Override
     public void onResume() {
         super.onResume();
@@ -107,6 +111,8 @@ protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_fullscreen);
 
+        audioManager = (AudioManager) this.getSystemService(Context.AUDIO_SERVICE);
+
         // Instantiate a ViewPager and a PagerAdapter
         ViewPager screenPager = (ViewPager) findViewById(R.id.screenPager);
         screenPager.setAdapter(new ScreenSlideAdapter());
@@ -114,6 +120,7 @@ protected void onCreate(Bundle savedInstanceState) {
         CirclePageIndicator screenIndicator =
                 (CirclePageIndicator) findViewById(R.id.screenIndicator);
         screenIndicator.setViewPager(screenPager);
+        screenIndicator.setAudioManager(audioManager);
 
         screenPager.setCurrentItem(1);  // horizon screen
         screenPager.setOffscreenPageLimit(2);
@@ -232,6 +239,7 @@ public void onClick(View v) {
     }
 
     public void initializeSettingsScreen() {
+        final float FX_VOLUME = 10.0f;
         /* setting the version data at the bottom of the screen */
         String appVersion = "uknown";
         try {
@@ -249,6 +257,7 @@ public void initializeSettingsScreen() {
         rudderReverse.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                audioManager.playSoundEffect(AudioManager.FX_KEYPRESS_STANDARD, FX_VOLUME);
                 planeState.rudderReversed = isChecked;
             }
         });
@@ -257,6 +266,7 @@ public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
         flAssistSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                audioManager.playSoundEffect(AudioManager.FX_KEYPRESS_STANDARD, FX_VOLUME);
                 planeState.enableFlightAssist(isChecked);
             }
         });
@@ -267,6 +277,7 @@ public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
         towerSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                audioManager.playSoundEffect(AudioManager.FX_KEYPRESS_STANDARD, FX_VOLUME);
                 ImageView atcOn = (ImageView) findViewById(R.id.atcOn);
                 ImageView atcOff = (ImageView) findViewById(R.id.atcOff);
 
diff --git a/SmartPlane/src/main/res/layout/plane_settings.xml b/SmartPlane/src/main/res/layout/plane_settings.xml
index f6e766d..8858b72 100644
--- a/SmartPlane/src/main/res/layout/plane_settings.xml
+++ b/SmartPlane/src/main/res/layout/plane_settings.xml
@@ -35,7 +35,8 @@
             android:id="@+id/rudderSwitch"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_alignParentRight="true" />
+            android:layout_alignParentRight="true"
+            android:soundEffectsEnabled="true"/>
     </RelativeLayout>
 
     <View
@@ -69,7 +70,8 @@
             android:id="@+id/flAssistSwitch"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_alignParentRight="true" />
+            android:layout_alignParentRight="true"
+            android:soundEffectsEnabled="true"/>
     </RelativeLayout>
 
     <View
diff --git a/SmartPlane/src/main/res/layout/weather_center.xml b/SmartPlane/src/main/res/layout/weather_center.xml
index 1f2c5b5..b97e209 100644
--- a/SmartPlane/src/main/res/layout/weather_center.xml
+++ b/SmartPlane/src/main/res/layout/weather_center.xml
@@ -23,6 +23,7 @@
         android:textColor="@color/dark_green"
         android:layout_marginTop="40dp"
         android:lineSpacingMultiplier="1.5"
+        android:textAppearance="?android:attr/textAppearanceSmall"
         android:visibility="gone" />
 
     <ProgressBar
diff --git a/indicator-library/src/main/java/com/viewpagerindicator/CirclePageIndicator.java b/indicator-library/src/main/java/com/viewpagerindicator/CirclePageIndicator.java
index 3e9600c..95cda21 100644
--- a/indicator-library/src/main/java/com/viewpagerindicator/CirclePageIndicator.java
+++ b/indicator-library/src/main/java/com/viewpagerindicator/CirclePageIndicator.java
@@ -13,6 +13,11 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ *
+ * Changes made to the original project:
+ - Simplified project, and removed all indicators except CircleIndicator
+ - Removed numerous methods from CircleIndicator
+ - added an AudioManager field to the CircleIndicator
  */
 package com.viewpagerindicator;
 
@@ -23,27 +28,22 @@
 import android.graphics.Paint;
 import android.graphics.Paint.Style;
 import android.graphics.drawable.Drawable;
+import android.media.AudioManager;
 import android.os.Parcel;
 import android.os.Parcelable;
-import android.support.v4.view.MotionEventCompat;
-import android.support.v4.view.ViewConfigurationCompat;
 import android.support.v4.view.ViewPager;
 import android.util.AttributeSet;
-import android.view.MotionEvent;
 import android.view.View;
-import android.view.ViewConfiguration;
 
 import static android.graphics.Paint.ANTI_ALIAS_FLAG;
 import static android.widget.LinearLayout.HORIZONTAL;
-import static android.widget.LinearLayout.VERTICAL;
 
 /**
  * Draws circles (one for each view). The current view position is filled and
  * others are only stroked.
  */
+@SuppressWarnings("UnusedDeclaration")
 public class CirclePageIndicator extends View implements PageIndicator {
-    private static final int INVALID_POINTER = -1;
-
     private float mRadius;
     private final Paint mPaintPageFill = new Paint(ANTI_ALIAS_FLAG);
     private final Paint mPaintStroke = new Paint(ANTI_ALIAS_FLAG);
@@ -51,18 +51,12 @@ public class CirclePageIndicator extends View implements PageIndicator {
     private ViewPager mViewPager;
     private ViewPager.OnPageChangeListener mListener;
     private int mCurrentPage;
-    private int mSnapPage;
     private float mPageOffset;
     private int mScrollState;
     private int mOrientation;
     private boolean mCentered;
-    private boolean mSnap;
-
-    private int mTouchSlop;
-    private float mLastMotionX = -1;
-    private int mActivePointerId = INVALID_POINTER;
-    private boolean mIsDragging;
 
+    private AudioManager mAudioManager;
 
     public CirclePageIndicator(Context context) {
         this(context, null);
@@ -85,7 +79,6 @@ public CirclePageIndicator(Context context, AttributeSet attrs, int defStyle) {
         final float defaultStrokeWidth = res.getDimension(R.dimen.default_circle_indicator_stroke_width);
         final float defaultRadius = res.getDimension(R.dimen.default_circle_indicator_radius);
         final boolean defaultCentered = res.getBoolean(R.bool.default_circle_indicator_centered);
-        final boolean defaultSnap = res.getBoolean(R.bool.default_circle_indicator_snap);
 
         //Retrieve styles attributes
         TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CirclePageIndicator, defStyle, 0);
@@ -100,98 +93,13 @@ public CirclePageIndicator(Context context, AttributeSet attrs, int defStyle) {
         mPaintFill.setStyle(Style.FILL);
         mPaintFill.setColor(a.getColor(R.styleable.CirclePageIndicator_fillColor, defaultFillColor));
         mRadius = a.getDimension(R.styleable.CirclePageIndicator_radius, defaultRadius);
-        mSnap = a.getBoolean(R.styleable.CirclePageIndicator_snap, defaultSnap);
 
         Drawable background = a.getDrawable(R.styleable.CirclePageIndicator_android_background);
         if (background != null) {
-          setBackground(background);
+            setBackground(background);
         }
 
         a.recycle();
-
-        final ViewConfiguration configuration = ViewConfiguration.get(context);
-        mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
-    }
-
-
-    public void setCentered(boolean centered) {
-        mCentered = centered;
-        invalidate();
-    }
-
-    public boolean isCentered() {
-        return mCentered;
-    }
-
-    public void setPageColor(int pageColor) {
-        mPaintPageFill.setColor(pageColor);
-        invalidate();
-    }
-
-    public int getPageColor() {
-        return mPaintPageFill.getColor();
-    }
-
-    public void setFillColor(int fillColor) {
-        mPaintFill.setColor(fillColor);
-        invalidate();
-    }
-
-    public int getFillColor() {
-        return mPaintFill.getColor();
-    }
-
-    public void setOrientation(int orientation) {
-        switch (orientation) {
-            case HORIZONTAL:
-            case VERTICAL:
-                mOrientation = orientation;
-                requestLayout();
-                break;
-
-            default:
-                throw new IllegalArgumentException("Orientation must be either HORIZONTAL or VERTICAL.");
-        }
-    }
-
-    public int getOrientation() {
-        return mOrientation;
-    }
-
-    public void setStrokeColor(int strokeColor) {
-        mPaintStroke.setColor(strokeColor);
-        invalidate();
-    }
-
-    public int getStrokeColor() {
-        return mPaintStroke.getColor();
-    }
-
-    public void setStrokeWidth(float strokeWidth) {
-        mPaintStroke.setStrokeWidth(strokeWidth);
-        invalidate();
-    }
-
-    public float getStrokeWidth() {
-        return mPaintStroke.getStrokeWidth();
-    }
-
-    public void setRadius(float radius) {
-        mRadius = radius;
-        invalidate();
-    }
-
-    public float getRadius() {
-        return mRadius;
-    }
-
-    public void setSnap(boolean snap) {
-        mSnap = snap;
-        invalidate();
-    }
-
-    public boolean isSnap() {
-        return mSnap;
     }
 
     @Override
@@ -264,10 +172,8 @@ protected void onDraw(Canvas canvas) {
         }
 
         //Draw the filled circle according to the current scroll
-        float cx = (mSnap ? mSnapPage : mCurrentPage) * threeRadius;
-        if (!mSnap) {
-            cx += mPageOffset * threeRadius;
-        }
+        float cx = (mCurrentPage + mPageOffset) * threeRadius;
+
         if (mOrientation == HORIZONTAL) {
             dX = longOffset + cx;
             dY = shortOffset;
@@ -337,9 +243,13 @@ public void onPageScrolled(int position, float positionOffset, int positionOffse
 
     @Override
     public void onPageSelected(int position) {
-        if (mSnap || mScrollState == ViewPager.SCROLL_STATE_IDLE) {
+        if (mAudioManager != null) {
+            final float FX_VOLUME = 10.0f;
+            /* Disable for now, until we find a better sound */
+            // mAudioManager.playSoundEffect(EFFECT, FX_VOLUME);
+        }
+        if (mScrollState == ViewPager.SCROLL_STATE_IDLE) {
             mCurrentPage = position;
-            mSnapPage = position;
             invalidate();
         }
 
@@ -370,8 +280,7 @@ protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
     /**
      * Determines the width of this view
      *
-     * @param measureSpec
-     *            A measureSpec packed into an int
+     * @param measureSpec A measureSpec packed into an int
      * @return The width of the view, honoring constraints from measureSpec
      */
     private int measureLong(int measureSpec) {
@@ -385,7 +294,7 @@ private int measureLong(int measureSpec) {
         } else {
             //Calculate the width according the views count
             final int count = mViewPager.getAdapter().getCount();
-            result = (int)(getPaddingLeft() + getPaddingRight()
+            result = (int) (getPaddingLeft() + getPaddingRight()
                     + (count * 2 * mRadius) + (count - 1) * mRadius + 1);
             //Respect AT_MOST value if that was what is called for by measureSpec
             if (specMode == MeasureSpec.AT_MOST) {
@@ -398,8 +307,7 @@ private int measureLong(int measureSpec) {
     /**
      * Determines the height of this view
      *
-     * @param measureSpec
-     *            A measureSpec packed into an int
+     * @param measureSpec A measureSpec packed into an int
      * @return The height of the view, honoring constraints from measureSpec
      */
     private int measureShort(int measureSpec) {
@@ -412,7 +320,7 @@ private int measureShort(int measureSpec) {
             result = specSize;
         } else {
             //Measure the height
-            result = (int)(2 * mRadius + getPaddingTop() + getPaddingBottom() + 1);
+            result = (int) (2 * mRadius + getPaddingTop() + getPaddingBottom() + 1);
             //Respect AT_MOST value if that was what is called for by measureSpec
             if (specMode == MeasureSpec.AT_MOST) {
                 result = Math.min(result, specSize);
@@ -423,10 +331,9 @@ private int measureShort(int measureSpec) {
 
     @Override
     public void onRestoreInstanceState(Parcelable state) {
-        SavedState savedState = (SavedState)state;
+        SavedState savedState = (SavedState) state;
         super.onRestoreInstanceState(savedState.getSuperState());
         mCurrentPage = savedState.currentPage;
-        mSnapPage = savedState.currentPage;
         requestLayout();
     }
 
@@ -450,6 +357,7 @@ private SavedState(Parcel in) {
             currentPage = in.readInt();
         }
 
+        @SuppressWarnings("NullableProblems")
         @Override
         public void writeToParcel(Parcel dest, int flags) {
             super.writeToParcel(dest, flags);
@@ -469,4 +377,8 @@ public SavedState[] newArray(int size) {
             }
         };
     }
+
+    public void setAudioManager(AudioManager audioManager) {
+        mAudioManager = audioManager;
+    }
 }
diff --git a/indicator-library/src/main/res/values/vpi__attrs.xml b/indicator-library/src/main/res/values/vpi__attrs.xml
index 14f794b..4fb5f8e 100644
--- a/indicator-library/src/main/res/values/vpi__attrs.xml
+++ b/indicator-library/src/main/res/values/vpi__attrs.xml
@@ -19,16 +19,6 @@
     <declare-styleable name="ViewPagerIndicator">
         <!-- Style of the circle indicator. -->
         <attr name="vpiCirclePageIndicatorStyle" format="reference"/>
-        <!-- Style of the icon indicator's views. -->
-        <attr name="vpiIconPageIndicatorStyle" format="reference"/>
-        <!-- Style of the line indicator. -->
-        <attr name="vpiLinePageIndicatorStyle" format="reference"/>
-        <!-- Style of the title indicator. -->
-        <attr name="vpiTitlePageIndicatorStyle" format="reference"/>
-        <!-- Style of the tab indicator's tabs. -->
-        <attr name="vpiTabPageIndicatorStyle" format="reference"/>
-        <!-- Style of the underline indicator. -->
-        <attr name="vpiUnderlinePageIndicatorStyle" format="reference"/>
     </declare-styleable>
 
     <attr name="centered" format="boolean" />
diff --git a/indicator-library/src/main/res/values/vpi__defaults.xml b/indicator-library/src/main/res/values/vpi__defaults.xml
index 89bfede..b99fcb6 100644
--- a/indicator-library/src/main/res/values/vpi__defaults.xml
+++ b/indicator-library/src/main/res/values/vpi__defaults.xml
@@ -23,31 +23,4 @@
     <bool name="default_circle_indicator_snap">false</bool>
     <color name="default_circle_indicator_stroke_color">#FFDDDDDD</color>
     <dimen name="default_circle_indicator_stroke_width">1dp</dimen>
-
-    <dimen name="default_line_indicator_line_width">12dp</dimen>
-    <dimen name="default_line_indicator_gap_width">4dp</dimen>
-    <dimen name="default_line_indicator_stroke_width">1dp</dimen>
-    <color name="default_line_indicator_selected_color">#FF33B5E5</color>
-    <color name="default_line_indicator_unselected_color">#FFBBBBBB</color>
-    <bool name="default_line_indicator_centered">true</bool>
-
-    <dimen name="default_title_indicator_clip_padding">4dp</dimen>
-    <color name="default_title_indicator_footer_color">#FF33B5E5</color>
-    <dimen name="default_title_indicator_footer_line_height">2dp</dimen>
-    <integer name="default_title_indicator_footer_indicator_style">2</integer>
-    <dimen name="default_title_indicator_footer_indicator_height">4dp</dimen>
-    <dimen name="default_title_indicator_footer_indicator_underline_padding">20dp</dimen>
-    <dimen name="default_title_indicator_footer_padding">7dp</dimen>
-    <integer name="default_title_indicator_line_position">0</integer>
-    <color name="default_title_indicator_selected_color">#FFFFFFFF</color>
-    <bool name="default_title_indicator_selected_bold">true</bool>
-    <color name="default_title_indicator_text_color">#BBFFFFFF</color>
-    <dimen name="default_title_indicator_text_size">15dp</dimen>
-    <dimen name="default_title_indicator_title_padding">5dp</dimen>
-    <dimen name="default_title_indicator_top_padding">7dp</dimen>
-
-    <bool name="default_underline_indicator_fades">true</bool>
-    <integer name="default_underline_indicator_fade_delay">300</integer>
-    <integer name="default_underline_indicator_fade_length">400</integer>
-    <color name="default_underline_indicator_selected_color">#FF33B5E5</color>
 </resources>
\ No newline at end of file