renamed click to tap in string.xml
Merge pull request #192 from Catrobat/PAINT-47_Rename_Click_to_Tap

renamed click to tap in string.xml
accepted: @X4mp [ru]
save catroidPicturePath uri to PaintroidApplication.savedPictureUri

fixed menu xml entry if opened from catroid
Merge pull request #196 from Catrobat/PAINT-71_fill_tool_fix

save catroidPicturePath uri to PaintroidApplication.savedPictureUri
accepted: @X4mp
added italian string.xml