initial commit for info button
some UI changes
info dialog, #277

About Pocket Code, Terms of Use, Rate Us
fixes #277
update translated strings
fixes #259
Merge pull request #294 from Catrobat/issue#259

fixes #259
fixes #277

Changed popup animation to bottom to top (was: top to bottom)
fixes #302

fixes license header problem, added lists for excluded directories and
files.
Merge pull request #303 from Catrobat/issue-302

fixes #302
Merge pull request #291 from Catrobat/issue-277

Issue 277
Merge branch 'master' into issue229
moved files to the right folder