BS-7044
Remove all Contingencies properties from a widget copied from a from to
an overview form
+ Unit test
reduce technical debt: use static attribute for final stream, use isEmpty on Collection
Reduce code complexity
fix missing commit
BS-6939: Support import of diagram with empty lanesets, support better handling of position for diagram with several pools that doesn't contain lanes
BS-7035: redirect URl parameter has been modified, we shoul dnot provide http://<ip>:<port> part
Reduce cyclomatic complexity
reduce cyclomatic complexity, reduce method length
BS-6939: Support import of diagram with empty lanesets, support better
handling of position for diagram with several pools that doesn't contain
lanes -- the test was not committed...
Reduce Technical Debt by reducing cyclomatic complexity. Also fix import
of Non interupting boundary timer event
Merge branch 'master' into 'MasterBugFixing'
Merge remote-tracking branch 'origin/MasterBugFixing'

Conflicts:
	bundles/plugins/org.bonitasoft.studio.engine/src/org/bonitasoft/studio/engine/operation/ApplicationURLBuilder.java