FPtje/DarkRP — pull request #1053 by Bo98 (2013-09-12 12:01:13+00:00)
Title: F4 fixes

* Fixed the misc F4 tab being incorrectly disabled if you could not afford any of the available entities.
* Fixed F4 ammo buttons not being disabled if you could not afford it.
* Fixed being able to be inside a disabled F4 tab if you were in that tab before it got disabled.