FAIMS-285: fixed bug with loading tabgroup that is already visible
FAIMS-285: added module to test saving and loading
FAIMS-723: fixed bug with saving and restoring files, cameras gallery, video gallery and audio files
FAIMS-285: made small improvement to cancelTabGroup
FAIMS-285: moved beanshell class into its own package
FAIMS-285: refactored beanshell saving tabgroup into tabgroup helper class
FAIMS-285: fixed bug with saving new entities and relationships + changed view hasChanges to include readonly fields
FAIMS-285: added missing file to last commits
merged master