change default preferences
change preference type
add intent
change default input type
read font from sdcard
canvas did not work with GPU rendering option
get textWidth from mTextpaint
add widechar cursor
add Back key behavior (toggle softkeyboard)
East Asian ambiwidth
refactoring vimAmbiwidth
add actionbar key mapping
add IME helper
Improved/Updated Japanese translation
illegal exception if autorotate is enable. (hotfix)
illegal exception if Tap on a URL is active. (hotfix)