Minor cleanup of gulpfile.js.
Added Karma unit test functionality.
Fixed problem with bower task not returning its stream.
Fixed Karma coverage preprocessor that was not generating coverage for files under www.
Fixed duplication in .gitignore file.
Added watch task to rebuild and run unit tests.
Switched to PhantomJS for running the unit tests.
Added spacer to watch task output to make reading output easier.
Added autoprefixer to gulp build process.  Minified JS is now providing correct path to sourcemap. Added common.less for foundational styles.
Added no-bootstrap.less.
Added mobile-app.less.
Updated common.less.
Minor enhancements.
Some improvements from mathGen.
Added .fill-viewport and .fill-parent to common.less.