Minor Asset fixes
Added Assets.isLocal to determine if an asset is available using Assets.get__, or must be accessed using Assets.load__, checks cache as well as libraries
Add definitions for middle and right mouse buttons
Change from openfl-tools to hxtools
Update script
Update TravisCI script
TravisCI needs hxlibc to rebuild openfl-native
CI needs more packages to build from source
Renamed openfl-html5 to openfl-html5-dom
Add iOS armv6 back into openfl rebuild for now
Merge remote-tracking branch 'upstream/master'