Added abstract operation methods to DefaultChunk
Added DataChangeEvent super-interface to non-readonly events
Removed DataModelFuture and added futures for each data model operation
Allow multiple EventFactories on chunks
Added an Android library
Merge pull request #5 from BryceCicada/develop.AndroidLibrary

Added an Android library
Added gradle wrapper
Merge pull request #6 from BryceCicada/develop.AndroidLibrary

Added gradle wrapper
Moved namespace
Removed chunkId from example android app
Moved examples to 'example' directory
Bumped gradle plugin for Android projects
Replaced chunkId with segment throughout
Added javadoc
Merge branch 'develop'