translation update
Merge pull request #744 from dokuwiki-translate/lang_update_20

Translation update (es)
translation update
Merge pull request #746 from dokuwiki-translate/lang_update_23

Translation update (es)
translation update
Merge pull request #747 from dokuwiki-translate/lang_update_24

Translation update (pt)
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