translation update
Merge pull request #402 from dokuwiki-translate/lang_update_425

Translation update (ar)
translation update
Merge pull request #404 from dokuwiki-translate/lang_update_435

Translation update (eo)
release preparation
Fix the media usage index to include local links
compatibility functions for missing ctype extension FS#2873
localize some meta header titels. Fixes FS#2409
Merge pull request #405 from splitbrain/FS#2409localizetemplatephp

Localize some meta header titels. Fixes FS#2409
Revert "Fixes validation problems with base64 encoded images in CSS."

This reverts commit 88833bac87e7fb295c0479a8260d1d63051bca8d.
and fixes FS#2874
removed deprecated third param of cleanID()
removed loading of deprecated RTL styles
removed deprecated tpl_getFavicon()
removed deprecated html_attbuild()
removed deprecated images
deleted wrongly added file
deleted another wronlgy added file
Revert "deleted wrongly added file"

This reverts commit 9b47ccb8d0bb02c6f5a7a67d261a43f0fd31413c.
Improve css_loadfile() tests
- use TMP_DIR constant rather than /tmp
- swap order of parameters in csstest() to match reported 'expected' & 'actual'
- add tests for use of 'url()' in @import
- add tests for @import of '.less' files (these test will fail per FS#2875)
add DOKU_INC to less import directories