New cache for defaultsummary
OPAL-2329: Using similar layout for categorical and continuous summaries
OPAL-2329: Show summaries of null, not null for other types
Revert GWTApp.xml changes
Not using translation maps anymore for satistical terms
Merge conflicts
Reformat code
Sort Not null and N/A so N/A appears last...
Merge pull request #483 from emorency/OPAL-2329-Summaries-for-all-ValueTypes

Using similar layouts for summaries
OPAL-2230 Make sure upgraded config is complete (R server, log), and old one is backed up
OPAL-2230 PMD fix
PMD fix
OPAL-2230 Ignore missing git history when there is no git repository.
Projects layout reviewed