Add OpenMP compiler flags if found
Merge pull request #85 from tribal-tec/master

Add OpenMP compiler flags if found
Configure UseQt4 file: uppercase string replace for RHEL version.
Merge pull request #86 from rdumusc/master

Configure UseQt4 file: uppercase string replace for RHEL version.
Merge pull request #87 from eile/master

Implement building only required dependencies, use it for Travis
Merge pull request #88 from eile/master

Make "Could not find" message more informative
Propagate deprecation warning setting