fix comment errors, sp. & grammar

code styling - add missing braces

Allow user info to be retrieved without groups

Some parts of dokuwiki (e.g. recent changes, old revisions) can
requests lots of user info (to provide editor names) without
requiring any group inform

Allow user info to be retrieved without groups

Some parts of dokuwiki (e.g. recent changes, old revisions) can
requests lots of user info (to provide editor names) without
requiring any group information.

This change also implements caching of user info by authmysql &
authpgsql plugins to avoid repeated querying of the DB to retrieve
the same user information.

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translation update

Restore correct public interface of getUserData() for authldap
plugin

The outer/public getUserData() implemented as a wrapper for the
previous fn which is now protected.

translation update

declare more clear, before used as ref

update usage in userlink

added user.png for interwiki links

translation update

translation update

translation update

avoid HTTP image screenshot urls. closes #595

translation update

Extension manager: Fix cache extension to be .repo

The dot was missing i.e. the cache files had no real extension at all.

adjusted the office type color again

another instance of empty() where an array key might not exist

remove placeholder van denied.txt

updated file icons once more

adjusted some colors, added a few common extensions for codeblocks

removed 'not logged in' text, loginform is shown already

Revert "added stripped bit to language file"

This reverts commit 524df5769a0b9b7aa35af6500c85528c2b0515fe.

Conflicts:
inc/lang/bn/lang.php
inc/lang/fr/lang.php

fixed index file

moved 16x16 icons to their original locations

for backwards compatibility

use \!empty() rather than error suppression

resolve notices generated in calls to updateTuple() when $metaidx[$id] doesn't exist