add groovy 1.8.6 in feature

 add groovy 1.8.6 in feature
Merge branch 'master' into FT158_AppsTracability
use snapshot versions
use DefaultCOndition for a cleaner code
use waitUntil condition to avoid issue with slowness when test i splayed
simplify code, decrease cyclomatic complexity from 13 to 11
simplify code, decrease cyclomatic complexity from 11 to 10 by
extracting methods
simplify code, decrease cyclomatic complexity from 12 to 9 by
extracting methods
clean code, reduce nested code
BS-1834
Implement RenamingDialog for refactor in Groovy Expressions
BS-2624
Refactor data which is use in linked form widget displays duplicate
scripts
Merge master into FT158_AppsTracability
Add a profile to launch PMD analysis
use the central backup for p2 repos
avoid failing test with useless line now
BS-2303
Add a confirmation pop-windows for removal operations
BS-2625
Refactor feature does not work for comparison
BS-2627
Refactor feature does not work for scripts in multi-instantiated
activity
BS-2626
Rename a data refactors form widgets in scripts too
BS-2303
Add a confirmation pop-windows for removal
clean code
BS-2303
Add a confirmation pop-windows for removal operations