OPAL-2450 Simplified login progress
OPAL-2535: Adding a log.debug
Merge pull request #596 from emorency/master

OPAL-2535: Adding a log.debug
OPAL-2542 Fallback in parent object if not found.
OPAL-2542 Handle case of both variable and table cannot be found.
obiba-commons, magma, public datasources versions
Various style and layout fixes
Useless images removed
[maven-release-plugin] prepare branch opal-2.0.x
[maven-release-plugin] prepare for next development iteration