Merge remote-tracking branch 'origin/master' into fetchftp

use HMAC in media_token FS#2794

Added media_isexternal()

Merge pull request #203 from splitbrain/fetchissues3

prevent third-party requests from using fetch

don't resize images when resize dimensions match native image dimensions

add a token to fetch urls requiring image resize/crop to prevent external DDOS via fetch

avoid creating an intermediate crop image when the final image will match a resize

correct parenthesis in image crop calculations to ensure integer values

alternative fix for FS#2734

Media manager: don't create empty namespaces FS#2642

Previously the media manager created an empty namespace whenever you
opened a non-existing namespace with upload permissions. Now the current
nam

Media manager: don't create empty namespaces FS#2642

Previously the media manager created an empty namespace whenever you
opened a non-existing namespace with upload permissions. Now the current
namespace is only displayed in the tree but not actually created.

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fixed media upload not working with QuickPHP (FS#2531 + FS#2673)

don't use keep-alive with single shot HTTP clients

Implement media subscriptions in the new subscription class

html validity fixes (removed name and align in some plugins)

copy not move uploaded files FS#2465

This fixes problems with setgid bits on the media directory

added missing include

replaced use of basename() with utf8_basename() FS#2015

syntax fix for media_diff

same problem as in f1d7655b8b6288d5b3d63a44412a69c0aa012ed8

Merge branch 'input-validation' of git://github.com/whoopdedo/dokuwiki into pull-request-110

* 'input-validation' of git://github.com/whoopdedo/dokuwiki:
fix incorrect usage of tpl_getMediaFile

Merge branch 'input-validation' of git://github.com/whoopdedo/dokuwiki into pull-request-110

* 'input-validation' of git://github.com/whoopdedo/dokuwiki:
fix incorrect usage of tpl_getMediaFile
fix necessary global declaration
Input wrapper for html forms
Input validation for media manager
Input wrapper for exe scripts
more INPUT wrapper uses: cache purge, sectok, getID
Input wrapper for action.php

Conflicts:
lib/exe/css.php

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xml compatibility fixes (mainly entities to unicode conversions)

Input validation for media manager

Fix for FS#2522 / Now all places of $lang['restored'] are covered with the restored-date information

display uploadable file size in media manager FS#2425

Merge branch 'master' into htmlmail

* master: (382 commits)
Romanian language update
Marathi language update
Arabic Language Update
when there's not enough space for images, make sure they s

Merge branch 'master' into htmlmail

* master: (382 commits)
Romanian language update
Marathi language update
Arabic Language Update
when there's not enough space for images, make sure they stay proportional (might be FS#2480)
added minimal RTL print styles (part of FS#2185)
moved plugins' rtl.css to their style.css counterpart (part of FS#2185)
removed all browser-specific gradients as the recently (in 42ff6730) introduced svg makes them unnecessary
removed comments from accidentally commented lines in tpl_includeFile()
removed obsolete template file
added tpl_includeFile() to core
Make getTitle method in remote interface public
Changed an error code in XML-RPC interface. This error hasn't anything to do with the rest of the -32600 errors.
BG: language update
Korean language update
fixed performance issues with gradient in Firefox (which also added gradient support for IE9) (FS#2447)
deleted very old (and unused) images
added accidentally removed '<?php' back in (was in 57fc5edd)
wrapped X-UA-Compatible meta tag with conditional comments
added explanation to todo in _forms.css
removed problematic 'overflow: hidden' from lists again ('unfixes' FS#1950)
...

Conflicts:
inc/auth.php
inc/load.php

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coding style updates