add pointer curser to mediafile

Added the pointer icon to the media manager pop-up to show users it is clickable.
translation update
Fix CodeSniffer violations

Fix violations for the following sniff
DokuWiki.Functions.OpeningFunctionBrace

Also removed an extraneous semicolon.
Fix CodeSniffer violations

Fix violations for the following sniff
DokuWiki.WhiteSpace.ScopeIndent
Merge pull request #324 from mperry2/openbrace

Fix CodeSniffer violations
Merge pull request #326 from mperry2/scopeindent

Fix CodeSniffer violations
Merge pull request #322 from dokuwiki-translate/lang_update_252

Translation update (sl)
Merge pull request #308 from flammy/patch-3

add pointer curser to mediafile