David Vonderhaar announced via reddit the following weapon changes:
Nerfed
- Gorgon
- XR-2
- Pharo
- VMP
- Haymaker
Buffed
- Razorback
- HVK-30
- Dingo
- KRM-262
- Argus
- Locus
The changes were small ranging from clip sizes to damage ranges. The gorgon got nerfed which is no suprise to anyone.
Source: Reddit