[Future] 2.18.4

[Victor]

We should also try to get PortableApps support (make packages for PortableApps), but that can also be done with previous versions.

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Changelog:

Features:

• [TODO] Mac OS X support (Google Code Issue 30/GitHub Issue #48)
  
• [TODO] Better knife hit detection (135/#153)
  
• [TODO] Adjust weapon recoil stats (including M82 in classic)
  
• [TODO] Speedhack detection from ACR 2.6
  

Fixes:

• [TODO-HIGH-PRIORITY] Actual fix for bot A* crash (instead of a temporary fix) (#189)
  
• [TODO] Remove all copyrighted content listed in docs/acr-README.txt