Merge branch 'release/0.5.2'
Fix issue with documentation on cache busting.

Command "grunt modernizr:bust" doesn't work with registerMultiTask because it expects "bust" to be a valid target. In order to pass an argument to the MultiTask function you must use the format "grunt task:target:arg1".
Always attempt to download a new version of modernizr for testing. Addresses #96
fix(communityTests): find the correct module by test name
Fixes #94

Add csspositionsticky to test suite.

Adding unit tests for community test fetching.
Dropping support for Node 0.9
Merge branch 'feature/community-tests-fix' into develop
Merge branch 'feature/update-tests' into develop
Merge branch 'feature/cache-bust-documentation' into develop