Merge pull request #845 from ddurnev/master

[RJA-1699][feature]: favorite projects
[RJA-1322][feature] Links to specific workflows
Merge pull request #846 from bugzmanov/master

[RJA-1322][feature] Links to specific workflows
[RJA-1711][feature] -  Modify workflow engine to support non-fatal step termination
Merge pull request #847 from rsvato/master

 [RJA-1711][feature] - Modify workflow engine add warning status
[RJA-1814][fix] null pointer if no access to genesis
[RJA-1819][fix] lovely bug
Merge pull request #848 from bugzmanov/master

major bugs
[DOC-XXX][feature] -  Use Apache Velocity for mail templating
Merge pull request #849 from rsvato/mail_velocity

[DOC-XXX][feature] -  Use Apache Velocity for mail templating
RJA-1879
Frontend settings are shown in editable settings section and allow user to edit them
[RJA-1518][feature]: jclouds 1.0 -> 1.5
Make internal-api independent of jclouds
make backend and local-users independent of commons
Merge pull request #850 from rsvato/master

[RJA-1879] [fix] - Frontend settings are shown in editable settings section and allow user to edit them
[DOC-XXX][feature] - Restore Java 7 compatibility
Merge pull request #852 from rsvato/master

[DOC-XXX][feature] - Restore Java 7 compatibility
[DOC-XXX][fix] -  Test fixed for java 7
Merge pull request #853 from rsvato/master

[DOC-XXX][fix] - Test fixed for java 7
Merge pull request #851 from ddurnev/jclouds-1.5

[RJA-1518][feature]: jclouds 1.0 -> 1.5
[RJA-1535][fix]: amazon ssh check - catch Authorization exception