Replace synchronizedMap with ConcurrentHashMap
Unsubscribe alignment from ontology manager on remove
Remove alignment when removing worksheet
Try reusing workspace in offline rdf generation
Fixed reflection for removing worksheet commands from history
Remove all workspace alignments when removing workspace
Remove test code and revert offline rdf generator to remove workspace instead of worksheet
Merge pull request #124 from InformationIntegrationGroup/gc-jason

Cleans up alignments, fixes removing commands, and replaces synchronized maps with concurrenthashmaps in rep.
Made commands with worksheetIds WorksheetCommands
Merge pull request #118 from saggu/development

Development
fix build, resolve merge conflicts
added suggestedSemanticTypes to exported JSON of semantic models
Merge branch 'development' of https://github.com/InformationIntegrationGroup/Web-Karma into development
web-services-rdf: Added caching for R2RML models, updated test cases
fix null pointer exception
Implemented Data as service, r2rml model caching