release-1.8
Update LESS -> 2.5.1
New source code pro font with russian, cyrillic, greek support
Compress all .png files using Zopfli
Make src folder files evergreen
Fix Inline Editor file name underline
Merge pull request #12635 from petetnt/petetnt/no-code-padding
CSS: remove unneeded prefixes, add standard properties, remove `px` from 0s
Rework folder code and fix bouncing effect