.ci/deploy.sh: Shorten line lengths

Reduce line lengths to the default 80 chars.

.ci/deploy.sh

@@ -4,19 +4,14 @@ set -e # Exit with nonzero exit code if anything fails
 SOURCE_BRANCH="master"
 TARGET_BRANCH="gh-pages"
 
-# Pull requests and commits to other branches shouldn't try to deploy, just build to verify
-#if [ "$TRAVIS_PULL_REQUEST" != "false" -o "$TRAVIS_BRANCH" != "$SOURCE_BRANCH" ]; then
-#    echo "Skipping deploy; just doing a build."
-#    exit 0
-#fi
-
 # Save some useful information
 REPO=`git config remote.origin.url`
 SSH_REPO=${REPO/https:\/\/github.com\//git@github.com:}
 SHA=`git rev-parse --verify HEAD`
 
-# Clone the existing gh-pages for this repo into out/
-# Create a new empty branch if gh-pages doesn't exist yet (should only happen on first deply)
+# Clone the existing gh-pages for this repo into out/ .
+# Create a new empty branch if gh-pages doesn't exist yet
+# (should only happen on first deploy)
 git clone $REPO out
 cd out
 git checkout $TARGET_BRANCH || git checkout --orphan $TARGET_BRANCH
@@ -33,7 +28,8 @@ cd out
 git config user.name "Travis CI"
 git config user.email "$COMMIT_AUTHOR_EMAIL"
 
-# If there are no changes to the compiled out (e.g. this is a README update) then just bail.
+# Do not deploy if there are no changes to the generated out/ .
+# (e.g. this is a README update)
 git add -A .
 git status
 if ! git diff --exit-code --quiet; then
@@ -45,12 +41,13 @@ fi
 # The delta will show diffs between new and old versions.
 git commit -m "Deploy to GitHub Pages: ${SHA}"
 
-# Get the deploy key by using Travis's stored variables to decrypt deploy_key.enc
+# Decrypt deploy_key.enc using Travis's stored variables
 ENCRYPTED_KEY_VAR="encrypted_${ENCRYPTION_LABEL}_key"
 ENCRYPTED_IV_VAR="encrypted_${ENCRYPTION_LABEL}_iv"
 ENCRYPTED_KEY=${!ENCRYPTED_KEY_VAR}
 ENCRYPTED_IV=${!ENCRYPTED_IV_VAR}
-openssl aes-256-cbc -K $ENCRYPTED_KEY -iv $ENCRYPTED_IV -in $TRAVIS_BUILD_DIR/.ci/deploy_key.enc -out ../deploy_key -d
+openssl aes-256-cbc -K $ENCRYPTED_KEY -iv $ENCRYPTED_IV \
+  -in $TRAVIS_BUILD_DIR/.ci/deploy_key.enc -out ../deploy_key -d
 chmod 600 ../deploy_key
 eval `ssh-agent -s`
 ssh-add ../deploy_key