Fixed gathering of version of popularity plugin
get version popularity plugin direct from plugin info
add PHPDocs to popularity plugin helper
improve visibility and PHPdocs of plugin controller
update phpdocs inc/search.php
inc/search.php phpdocs
phpdocs plugins util and controller
translation update
Ensure language strings are reloaded for each unit test
add missing $_SERVER values for init.php when called from cli
comment improvements
Merge pull request #383 from dokuwiki-translate/lang_update_398

Translation update (zh)
Merge pull request #382 from splitbrain/visibilityPHPDocs

Visibility php docs
Merge pull request #384 from splitbrain/lang_in_tests

Fix missing values in unittest harness
Merge pull request #389 from splitbrain/comment_fixes

comment improvements
Merge pull request #342 from splitbrain/popversionfix

Fixed gathering of version of popularity plugin