Add persistence classes
Added the gson dependency to the gradle build file
Created a new data package
Added a demonstration category lister.
Cleanups
Added stubs Issue #2
add persistence classes
Finish a working version of persistent classes
fix changes caused by misusing git
Add java representation of CR Data (maybe?)
Made the test compatible for non-windows systems.
Issue #2 Fixed the dependencies.
Removed the dependency to the org.json package.
Moved to the data package.
Reorganized the import statements. Issue #2.
added .gradle to gitignore
Update README.md
Merge branch 'master' into Issue0002

Conflicts:
	.gradle/1.8/taskArtifacts/fileHashes.bin
	.gradle/1.8/taskArtifacts/fileSnapshots.bin
	.gradle/1.8/taskArtifacts/taskArtifacts.bin
Merge branch 'master' into Issue0002
merge Issue2 into master