Incomplete Japanese translation files

Refs #142
Merge branch 'release-1.1.0' into develop
Fixing bug with menus on touch devices. Refs. #149
Remove double use of ttfmake_sanitize_text()

ttfmake_sanitize_text() was used twice for footer text.
Merge pull request #152 from mauryaratan/patch-1

Remove double use of ttfmake_sanitize_text() in footer.
Add contributor to list.
Fix label.

Fixes #151.
Add file for license information.
Merge branch 'ja_JP' into develop
Add changelog for 1.1.1.
Version 1.1.1.
Merge branch 'release-1.1.1'