Fix YouTube Regex
Add: colors for the result.

Add colors for the results. I think so it is better to understand.
Add missing language items in smiley category ACP
Fix validation of uniqueness of smiley codes
Add smileyPath to smiley administration

Closes #1296
Merge pull request #1298 from ternes3/patch-1

Add: colors for the result.
Fixed search engine issue
Added missing folder
Fixed avatar administration