fix-branch: manifest fixed - one icon on launch
fix-branch: main activity fixed - not cuuting the edges of items, xml simplified
fix-branch: exit button fixed
fix-branch: gallery and functinality of adding images to canvas added
insert image button layout changed
fix-branch: images activity layout updated
fix-branch: 2 modes of GalleryActivity - preview and picker
fix_branch: facebook functionality removed,drawable (including ne ic_launcher) updated