Revert "make reuse of mediamanager popup easier"

this was an accidental commit to master

This reverts commit f7f7fb6c2b301fc145bf78687261f89e446e89ae.

make reuse of mediamanager popup easier

This introduces a mechanism to override what happens when a media item
is selected in the media manager popup by providing a callback name in
the URL. The def

make reuse of mediamanager popup easier

This introduces a mechanism to override what happens when a media item
is selected in the media manager popup by providing a callback name in
the URL. The default implementation just does what
dw_mediamanager.insert did before and calls insertTags()

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cache groups during a request

marked authmyslq and authpgsql as deprecated

use proper JSON in mediaupload response. fixes #1474

translation update

added fluxbb dump to the tests.

now all capabilities are covered

prepend default group

this makes sure manually assigned groups win on systems where only one
group is supported.

skip leaving unknown groups

ignore whitespace in capability testing

added a few more tests for wordpress

make sure integers are quoted as integers

otherwise limit and offsets break in mysql

first go at using real database dumps for tests

this configures a minimal wordpress setup

fix non-SELECT queries

translation update

translation update

finally not available on old PHP releases

added translations and metadata

removed generic test

skip tests if sqlite or pdo is missing

capability checks added

user listing and counting added

added user deletion

usermodification works now

user and group creation works now