include manifest only for prod
added a event callback in at.js for hightlighting li

previously it was just blindly hightlighting first li
implemented the cool user preference aware avro :3
clean up media query rules and more space for textarea in mobile
swipe left right to toggle language
unused file
enter will not insert tailing space
Dont match bangla words
tap | hightlight | commit
append english word to the suggestion list
only reject whole bangla word, match "bangla+punctuations" words
insert tailing space when tapping
removed hammer's grabbing of "select" event, which disables "Select All" functionality.

ref: https://github.com/EightMedia/hammer.js/issues/266
Show a fading notification in top-right corner when language toggle is not visilble
save english suggestion too.
on a second thought, these generated files aren't needed in devel. It'll be in prod "gh-pages" branch
env aware logging, keep mouth shut in prod.
fix for IE. silently prevent log when console not available
Saved English : English suggestion select
FadeIn notification and small color adjustment