adapt reader footer for small screen
adapt touch menu for small screen
strings not shown on GUI will not be translated
This may encourage users in transifex to join Koreader project.
add option to load last opened file automatically
adjust option orders in readermenu
fix license version in reader usage
add previous and next chevron icon in touch menu
add Korean in language table
now make po should be issued manually
Merge pull request #629 from chrox/master

GUI adaptation for smaller screens