fix signatures and old by references
fix expression passed by reference
output of fread is string, but recognized as object. Fixed assign by ref
Merge remote-tracking branch 'origin/master' into phpstrict
fix signature mail unittest, and improve some signatures info plugin
fixed some errors indicated by IDEA
fix some Only vars assigned by reference
update for deprecated '/e' flag in preg_replace (php 5.5)
translation update
Ensure language strings are reloaded for each unit test
escape '$' in mailer test strings
remove '&' reference operator from metadata test, not required in php5
replace boolean conditional checks on possibly uninitialized vars with \!empty/empty/isset as appropriate
initialize $inParagraph before use
refactor to avoid php notice and match structure of rest of p_get_renderer()
translation update
translation update
Merge pull request #386 from dokuwiki-translate/lang_update_401

Translation update (da)
Merge pull request #385 from dokuwiki-translate/lang_update_399

Translation update (da)
Wrap thead around 1st row, when 1st cell at 1st row is tableheader. Implements FS#1764