Merge branch 'master' into extension_manager

* master:
  improved bundled plugin descriptions
translation update
removed unintentionally added sidebar classes from detail.php
Merge pull request #285 from dokuwiki-translate/lang_update_114

Translation update (ru)
translation update
Merge pull request #286 from dokuwiki-translate/lang_update_122

Translation update (ko)
translation update
Merge pull request #287 from dokuwiki-translate/lang_update_125

Translation update (ko)
translation update
Merge pull request #288 from dokuwiki-translate/lang_update_128

Translation update (fr)
translation update
Merge pull request #289 from dokuwiki-translate/lang_update_140

Translation update (ko)
translation update
Merge pull request #290 from dokuwiki-translate/lang_update_146

Translation update (ko)
add pointer curser to mediafile

Added the pointer icon to the media manager pop-up to show users it is clickable.
translation update
Merge pull request #291 from dokuwiki-translate/lang_update_153

Translation update (ko)
updated phpless to 0.4.0
translation update
translation update