* Change category configuration
Before, we had a drop-down list to interract on categories. It was not
working the same way as feeds.
Now, categories and feeds behave in a similar manner. At the moment,
there is no change in features but it will allow to expand them.
See #2369
* Minor whitespace
* i18n Admin standardization
cz - moved items incorrectly placed in system array to extensions array
nl - remove registration array in user array that doesn't appear in any other translations - possibly from an old version that didn't get removed?
oc - reordered list to standardize order with other translation files.
* Alphabetize extensions Array
* Standardize conf.php
he - removed options not appearing in other i18n files, added missing strings
* Standardize feedback.php
he - removed line not found in other translation files
nl - removed line not found in other translation files
* Standardize gen.php
* Standardize index.php
Major sorting of oc.
Added tags to several languages
* Standardize install.php
ru - added missing strings
it - remove extra string not found in other config files
he - add missing strings, remove strings not found in other languages
oc - reorganize
* Standardize sub.php
* Standardize and fix TODOs
use format "//TODO - Translation" for easier searching
* Fix whitespace
Alexis Degrugillier
Alexandre Alapetite
hoilc
Patrick Crandol
Alexis Degrugillier