Doc Home Page Spelling, Grammar, and Formatting

Updates to the home page file include:

Fixes spelling error.
Minor grammar fixes.  (Added 'the', 'and', etc.)
Standardizes formatting for the product and folder names.

Author: Stephen Pratt

Docs/Conceptual/mainpage_c.txt

@@ -4,24 +4,24 @@
 ///
 /// <h2>Recast</h2>
 /// 
-/// `Recast` is state of the art navigation mesh construction toolset for 
+/// _Recast_ is state of the art navigation mesh construction toolset for 
 /// games.
 ///
 /// - It is automatic, which means that you can throw any level 
-///   geometry at it and you will get robust mesh out.
+///   geometry at it and you will get a robust mesh out.
 /// - It is fast which means swift turnaround times for level designers.
 /// - It is open source so it comes with full source and you can 
 ///   customize it to your hearts content.
 /// 
 /// The latest version can be found on 
 /// <a href="https://github.com/memononen/recastnavigation">GitHub</a>.
 /// 
-/// The `Recast` process starts with constructing a voxel mold from a level
+/// The _Recast_ process starts with constructing a voxel mold from level
 /// geometry and then casting a navigation mesh over it. The process 
 /// consists of three steps, building the voxel mold, partitioning the
-/// mold into simple regions, peeling off the regions as simple polygons.
+/// mold into simple regions, and peeling off the regions as simple polygons.
 /// 
-/// -# The voxel mold is build from the input triangle mesh by 
+/// -# The voxel mold is built from the input triangle mesh by 
 ///    rasterizing the triangles into a multi-layer heightfield. Some 
 ///    simple filters are then applied to the mold to prune out locations 
 ///    where the character would not be able to move.
@@ -36,11 +36,11 @@
 /// 
 /// <h2>Detour</h2>
 ///
-/// `Recast` is accompanied by `Detour`, a path-finding and spatial reasoning 
-/// toolkit. You can use any navigation mesh with `Detour`, but of course 
-/// the data generated by `Recast` fits perfectly. 
+/// _Recast_ is accompanied by _Detour_, a path-finding and spatial reasoning 
+/// toolkit. You can use any navigation mesh with _Detour_, but of course 
+/// the data generated by _Recast_ fits perfectly. 
 ///
-/// `Detour` offers a simple static navigation mesh that is suitable for 
+/// _Detour_ offers a simple static navigation mesh that is suitable for 
 /// many simple cases, as well as a tiled navigation mesh that allows you 
 /// to add and remove pieces of the mesh. The tiled mesh allows you to 
 /// create systems where you stream new navigation data in and out as 
@@ -49,27 +49,27 @@
 ///
 /// <h2>Recast Demo</h2>
 ///
-/// You can find a comprehensive demo project in RecastDemo folder. It 
+/// You can find a comprehensive demo project in the `RecastDemo` folder. It 
 /// is a kitchen sink demo containing all the functionality of the library. 
-/// If you are new to `Recast` & `Detour`, check out 
+/// If you are new to _Recast_ & _Detour_, check out 
 /// <a href="https://github.com/memononen/recastnavigation/blob/master/RecastDemo/Source/Sample_SoloMesh.cpp">
 /// Sample_SoloMesh.cpp</a> to get started with building navmeshes and 
 /// <a href="https://github.com/memononen/recastnavigation/blob/master/RecastDemo/Source/NavMeshTesterTool.cpp">
-/// NavMeshTesterTool.cpp</a> to see how `Detour` can be used to find paths.
+/// NavMeshTesterTool.cpp</a> to see how _Detour_ can be used to find paths.
 ///
 /// <h3>Building RecastDemo</h3>
 ///
-/// RecastDemo uses <a href="http://industriousone.com/premake">premake4</a>
+/// _RecastDemo_ uses <a href="http://industriousone.com/premake">premake4</a>
 /// to build platform specific projects, now is good time to install it if 
-/// you don't have it already. To build _RecasDemo_, in your favourite terminal
+/// you don't have it already. To build _RecastDemo_, in your favourite terminal
 ///  navigate into the `RecastDemo` folder, then:
 ///
 /// - OS X: `premake4 xcode4`
 /// - Windows: `premake4 vs2010`
 /// - Linux: `premake4 gmake`
 ///
-/// See the premake4 documentation for full list of supported build file types.
-/// The projects will be created in `RecastDemo/Build` folder.  After you have
+/// See the _premake4_ documentation for full list of supported build file types.
+/// The projects will be created in the `RecastDemo/Build` folder.  After you have
 /// compiled the project, the _RecastDemo_ executable will be located in 
 /// `RecastDemo/Bin` folder.
 ///
@@ -78,8 +78,8 @@
 /// It is recommended to add the source directories `DebugUtils`, `Detour`,
 /// `DetourCrowd`, `DetourTileCache`, and `Recast` into your own project 
 /// depending on which parts of the project you need. For example your 
-/// level building tool could include _DebugUtils_, _Recast_, and _Detour_, 
-/// and your game runtime could just include _Detour_.
+/// level building tool could include `DebugUtils`, `Recast`, and `Detour`, 
+/// and your game runtime could just include `Detour`.
 ///
 /// <h2>Discuss</h2>
 ///
@@ -91,5 +91,5 @@
 ///
 /// <h2>License</h2>
 /// 
-/// _Recast_ and _Detour_ is licensed under ZLib license.
+/// _Recast Navigation_ is licensed under the ZLib license.
 ///