upgrade to jQuery 1.11.1 and jQuery-UI 1.11.0. #778

This now pulls all data from official jQuery sources. Either their CDN
or their github account. Google tends to serve outdated or even broken
files :-(

Unfortunately there's no simple way to get the latest stable jQuery-UI
so for now the version has to be adjusted manually in the script.
not encode semicolon in idfilter.

Restores vanished changes of #84
translation update
Merge pull request #803 from dokuwiki-translate/lang_update_98

Translation update (hr)
skip cache test until #694 has been fixed
Merge pull request #801 from splitbrain/semicolonwinapache

not encode semicolon in idfilter()
translation update
Merge pull request #807 from dokuwiki-translate/lang_update_100

Translation update (ta)
translation update
Merge pull request #809 from dokuwiki-translate/lang_update_105

Translation update (ta)
run tests against PHP 5.6 as well
allow PHP 5.6 to fail
another try and configuring travis
fix AUTH_USER_CHANGE event in profile updates

the triggered event did not allow event handlers to change the passed
data
translation update
Merge pull request #813 from dokuwiki-translate/lang_update_112

Translation update (ta)
HTTPClient don't omit headers with value 0
Update template.php

Removed creation of <meta name="date" as suggested in issue #740 thread
translation update
Merge pull request #819 from dokuwiki-translate/lang_update_117

Translation update (bn)