update translation file

added 5 new strings
Removes redirection to mobile/

mobile/ was removed by d98e76d9c2 but the redirection still existed in
index.php, causing the site to be inaccessible on mobile devices.
Merge pull request #75 from remram44/master

Fixes #621, redirection to mobile/
Merge pull request #74 from gvmelle/master

update nl_NL mo file
api: implement subscribeToFeed/unsubscribeFeed (closes #623)
api, getCategories: properly return information for categories with 0 feeds, but children categories present
Revert "Update messages.po"

This reverts commit 3cf3ea412ed02ac092f45c3156b32ff019810e15.
Fix l10n scripts not to garbage headers.
Use plural forms.
Fix whitespace, gettext is whitespace fragile.
Fix plural forms on archived articles.
Fix plural forms on feed count.
Fix remaining plural forms to work with gettext.
gettext whitespace fix
Regenerate templates.
Update czech translations.
Update all translations based on new templates and regenerate compiled files.
Cleanup gettext whitespace.
Update all translations reflecting the whitespace change.
Remove unused strings from czech pofile.