TF2Bench 1.7

Add a warning for existing autoexec files.

TF2Bench 1.6

Fix sourcebench.csv not properly backing up
Misc backend improvements
Tweak directx labels

TF2Bench 1.5

Many UI improvements
Baseline only needs to be run once per session (unless settings are changed)
Export to .csv now saves additional information

TF2Bench 1.4

Option to run each command twice, discarding the first result for consistency,
Ability to export results.

TF2Bench 1.3

Fix default config.cfg not being generated when using FPS config,
Small UI tweaks

TF2Bench 1.2

UI threading, ability to cancel benchmark with Shift + F10.

TF2Bench 1.1

Added support for saving and loading common settings, fix a few logic errors.

TF2Bench 1.0

Initial release.