F.E.A.R. 2: Project Origin update patch v 1.02

* Difficulty of Hard mode has been increased
* Implemented a toggle for switching between widescreen (16:9) and full screen (4:3) in the Options|Performance|Advanced Settings menu
* Implemented a toggle for head bob in Options|Game Settings
* Implemented a toggle for film grain in the Options|Performance|Advanced Settings menu
* Leaving a multiplayer lobby now returns the player to the associated multiplayer menu instead of the front end main menu
* Applied fix for energy weapon audio causing lag
* Applied fix for team balancing host options not being applied properly
* Changing team swap during selection and grace periods to swap at the next spawn
* Applied fix for team name showing as "undefined" after swapping teams