Add UiTests for UserVariable modification on stage bug and UserVariable add after stage bug
Quickfix: UserVariableAdapter initialization in showFragment.
testModifyUserVariableValuesInStage extended
Quickfix for modify userVariables in stage and keep values afterwards
Fix jenkins null pointer when accessing final Double field
Merge remote-tracking branch 'origin/master' into UserVariables
Delete not used variables
merge with master
Merge pull request #195 from Catrobat/UserVariables

User variables - quick bug fixes