Fix some TCs + improved timing issue:
* COndition instead of sleep
2 tests fixed
Merge pull request #1109 from Catrobat/fix_testItemClick

2 tests fixed
Sound UI refactored
Merge branch 'master' into LiveWallpaper_Master
refactored LiveWallpaper Class
LWP changed in main Test
Merge branch 'LiveWallpaper_Master' of https://github.com/Catrobat/Catroid into LiveWallpaper_Master
crazy bugfix
dirty reload quickfix
bugfix too dirty
stable
Merge pull request #1111 from Catrobat/fixOpenTestsSept14

Fixes:
ProjectManagerTest#testShouldLoadDefaultProjectIfCannotLoadAnotherProject
SoundFragmentTest#testSelectAllActionModeButton
SpritesListFragmentTest#testSelectAllActionModeButton
refactoring design
Dialog UI-tests for string creation.
Rename from "string" to "ABC".
Refactoring of begin() of actions.
Translation of StringDialog strings for all current languages.
Change Wallpaper synchronisation rewritten (No bug anymore!!)
fixed change to project null
bug changing Livewallpaper causes change of Pocketcode program
2 tests fixed
Merge pull request #1121 from Catrobat/fixOpenTests

fixes BroadcastBricksTest + DroneBrickLayoutTest