v0.5.2 - Balance update & Bug fixes

Changes

+ Added option for Display mode, Maximum FPS and VSync

* Increased rocket splash radius

* Decreased bullet spread on SMG

* Decreased bullet spread on Shotgun

* Increased time between shots on Sniper Rifle

* Improved sound attenuation

* Increased speed of all bullets

Bug fixes

* Fixed holding flag message showing up on death

* Fixed bug where rockets wouldn't explode if fired too close to self

* Fixed death counter not increasing on death

* Fixed grenades not actually throwing