cs translation update
English TOS typos
improve quote reply selection
Merge pull request #675 from kubabrecka/en_tos_typofix

English TOS typos
Merge pull request #674 from kubabrecka/cs_update30

cs translation update
Merge pull request #678 from ZogStriP/improve-quote-reply-selection

improve quote reply selection
Show which category colors have already been used when creating/editing a category
jshint made me break my code. Change logic to fix usedBackgroundColors and make jshint happy
path to asset is insanely slow cause it is pluralizing the word "javascript" over and over and over and over again.