update abs to 4.4.0

update support library

fix lint.xml and remove abs bin and gen-folder

remove warnings in abs

adapt gitignore
Merge pull request #774 from Catrobat/updateABS440_new

Update to ActionBarSherlock 4.4.0
Fixes #79.
Change pause icon to stop icon
Remove unused methods and their tests
Merge pull request #782 from Catrobat/remove_unused

Remove unused methods and their tests
Remove one ImageButton
Update Cucumber JVM jars.
Added html report generation.
Merge pull request #784 from Catrobat/cucumber-test

Updated Cucumber Test Project.
Merge pull request #746 from Catrobat/issue#232

Fixes #232.
add title to PocketPaointInstallDialog
Remove unused code in ScriptFragment
Merge pull request #789 from Catrobat/PocketPaintInstallDialogTitle

Add Pocket Paint Install Dialog Title
Fixes #677, again.
Merge pull request #793 from Catrobat/remove_unused_in_scriptfragment

Remove unused code in ScriptFragment
Delete duplicate rename function in ProjectManager

Got rid of a rename function that was an almost exact duplicate of
another. In the sake of "single responsibility per method", I removed it
and adopted the code as necessary.
Merge pull request #788 from Catrobat/refactor_renaming

Delete duplicate rename function in ProjectManager
Fix several issues concerning NestingBricks and ActionMode
Remove call to saveProject in addNewBrick

saveProject should not be called whenever a brick is added. Every new brick added
would cause the project to be saved which would take some thime if the project
already has many objects.
Merge pull request #768 from Catrobat/ForceCloseWhenCopyingForeverLoopsFromActionMode

Fix several issues concerning NestingBricks and ActionMode
Fix #759
Refactor ActionMode to remove duplicate code