Merge branch 'lang_update_507' of git://github.com/dokuwiki-translate/dokuwiki into pull-request-442

* 'lang_update_507' of git://github.com/dokuwiki-translate/dokuwiki:
  translation update

Conflicts:
	inc/lang/fi/lang.php

Merge branch 'lang_update_518' of git://github.com/dokuwiki-translate/dokuwiki into pull-request-450

* 'lang_update_518' of git://github.com/dokuwiki-translate/dokuwiki:
  translation update

Conflicts:
	lib/plugins/usermanager/lang/ko/lang.php

fix numeric expression read in plugin default conf FS#2888

improved comments for code associated with PR#407 & PR#408

Usermanager import/export fixes

FS#1833 (b)

Prevent table entry syntax swallowing multiple preceeding blank lines
(a) this shouldn't be necessary, blank lines are handled by paragraph
    processing
(b) avoids issues with greedy table syntax competing with plugins

Translation update (sl)

Translation update (el)

Translation update (pt-br)

compatibility with php 5.2.x (str_getcsv() is only available in
php 5.3+ and is used by user manager import feature.

- don't die at end of _export()
- internal classs wrapper method for is_uploaded_file() to allow
  overriding for use under cli & without having to upload a file

Translation update (ko)

Translation update (no)

Translation update (no)

Translation update (pl)

Translation update (de-informal)

Translation update (it)

Translation update (fr)