Add FULLTEXT_PHRASE_MATCH event for allowing plugins to match phrases

Our index doesn't support phrase searches so we are searching for the
pages that contain all words of the phrase and then search

Add FULLTEXT_PHRASE_MATCH event for allowing plugins to match phrases

Our index doesn't support phrase searches so we are searching for the
pages that contain all words of the phrase and then search again in the
content of the pages. As plugins can also add additional text to the
index this event allows plugins to do phrase matching in their content.

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Fix the snippet search to continue after the previous match

Only use the whole text as search snippet when it's the first match

when creating a diff link always link to exact rev FS#2835

interwiki : prefixed configurls handled as wikilinks

fixed retrieveUser function in authad

previously it never returned any users

show PHP version only to admins and managers FS#2655

handle limit=0 correctly in authmysql/pgsql FS#2919

streamlined retrieveUsers() signature over all auth plugins FS#2919

Mediamanager: rename radio name attributes for sort and list buttons to
fix fs#2851
related to http://bugs.jqueryui.com/ticket/8761

included geshi styles per @import, removed from lib/exe/css

removed Yahoo sitemap ping, added Yandex instead FS#2880

Use DOKU_BASE in resolveinterwiki unittest

Fix double slash in coral interwikilink

LESSified GeSHI styles

combined geshi styles

using http://cleancss.com/

code reformatting

recompiled geshi styles FS#2902

move geshi highlighting to it's own LESS file

wikilink creating refactored to _resolveinterwiki().

Added DOKU_BASE for local target

FS#2388 give relative path to sendfile on nginx

use http_sendfile correct

enable/disable extensions via AJAX FS#2927

added tests for Doku_Renderer::_resolveInterWiki

Extend showuseras config with username_link

uses the user interwiki link as profile link