keep French l10n up to date
remove vendor prefixes from chosen CSS

we're modern baby
add text-align: center to header icons
removing unneeded css vendor prefixes caniuse.com
add back in font-awesome <li> rule
remove more unused bootstrap default styles

confirmed unused with searches
fix star alignment on topic titles
one more unused bootstrap style

I CAN SEARCH WITH REGEX MANNN
improve the category definition default copy
remove caret style, only used one place
oneboxes don't need a border-radius
better post quote description

blockquote? seriously?
Merge pull request #665 from ZogStriP/keep-french-l10n-up-to-date-2013-04-05

keep French l10n up to date