OPAL-1929: Changing attributes table to group by namespace and group locale
Merge pull request #358 from emorency/feature/OPAL-1929-Attibutes-edition

OPAL-1929: Changing attributes table to group by namespace and group locale
PMD fix
Rename R library directory
Fix false loop
Work on OPAL-2146: Generate password for OrientDB & HSQL
Work on OPAL-2146: Generate password for OrientDB & HSQL
Work on OPAL-2146.
Start OrientDB statically and use default password.
Waiting for:
* https://github.com/orientechnologies/orientdb/issues/1876
* https://github.com/orientechnologies/orientdb/pull/1870
Error logging
OPAL-2060 Destroiy connections to R before attempting to stop the R server
OPAL-2060 R server UI updated
Merge branch 'dev-yannick'
DataSHIELD page layout
Export to database commented
Abstract permission resource mode to core package
Magma public datasources 1.1
Deb package is Java7
Data Exchange section added to project page
Administration pages layout
Rename User for SubjectCredentials (OPAL-2136)