Go with 2.2.6.
Back to -dev.
Merge branch 'xdebug_2_2'
Fixed ZTS build :-(
Back to 2.2.6, so we can try this again.
Fixed version for Windows.
Copyright for 2014.
Back to -dev.
Merge branch 'xdebug_2_2'
Fixed issue #644: Shared secret for profiler_enable_trigger and trace_enable_trigger.
Merged pull request #129
Merge branch 'master' of github.com:xdebug/xdebug
Fixed bug #1087: zend_execute_script or zend_eval_string in RINIT segfaults.
Merged pull request #131
Merge branch 'xdebug_2_2'
Enable Travis-CI for Xdebug.
Merge branch 'enable-travis' into xdebug_2_2
Merge branch 'xdebug_2_2'
Merge branch 'master' of github.com:xdebug/xdebug
Fixed segfaults with ZTS on PHP 5.6

Find through Travis, it's already being useful!