Fixed typo in installer lib
Deprecated Curl and Rest Client sparks.
Look into using something like Guzzle instead.
Put Users back into Users dropdown.
Don't try showing page shortcuts on install - break.
Switch some search logic to use PDB and ?:
Fixed issue #2237: No admin backend for search

There is not actually a backend for search, but there was going to be for a while. 2.3 will probably add some cool statistics and the like, but for now there is no admin search stuff at all.