Improve missing plugin.info.txt message.
Reformat getInfo function

with previous commit, Fixes #681
Move colon from code to language strings
fix header in Dutch local
apply half non-breakable spaces in French localization
Revert "apply half non-breakable spaces in French localization"

This reverts commit d90ef1e0b81e3ab4cb0e2394acce6ff5970dc67c.
Merge remote-tracking branch 'origin/master' into trailingcolons

Conflicts:
	lib/plugins/usermanager/lang/nl/intro.txt
Merge remote-tracking branch 'origin/master' into trailingcolons

Conflicts:
	inc/lang/cs/lang.php
	inc/lang/hu/lang.php
translation update
translation update
translation update
Merge pull request #748 from dokuwiki-translate/lang_update_25

Translation update (lv)
Merge pull request #749 from dokuwiki-translate/lang_update_26

Translation update (pt)
Merge pull request #751 from dokuwiki-translate/lang_update_31

Translation update (ko)
Merge remote-tracking branch 'origin/master' into trailingcolons

Conflicts:
	inc/lang/lv/lang.php
	inc/lang/pt/lang.php
Merge pull request #750 from dokuwiki-translate/lang_update_27

Translation update (tr)
Merge remote-tracking branch 'origin/master' into trailingcolons
translation update
translation update
translation update