Optimizations/documentation

+ Added Quaternion utility class.
+ Inlined performance critical methods.
Updated docs/optimizations
Updated docs/added ant task for asdocs generation

To generate asdoc, write "ant docs" in the build directory.
Updated gitignore to exclude docs directory
Updated README/ANE/SWC/docs/etc

+ Formatted ASDoc comments properly
+ Excluded certain classes from ASDoc
+ Readme includes link to api docs
+ Updated ant task
Updated docs

Excluded LeapEvent class from docs (as it's defined in main class)
Updated ANE/SWC/dll
Merge pull request #16 from logotype/dev

Updated ANE/SWC/docs/optimizations