Farps (#27)

* added FARP zones logic
  A and B farps (Active and Blue zone farps). 
  Read more about the specifics in the reference docs

dev/dev_classes.lua

@@ -37,6 +37,7 @@ assert(loadfile(classPath .. "stageClasses\\helpers\\MissionCommandsHelper.lua")
 
 assert(loadfile(classPath .. "stageClasses\\SpecialZones\\StageBase.lua"))()
 assert(loadfile(classPath .. "stageClasses\\SpecialZones\\BlueSam.lua"))()
+assert(loadfile(classPath .. "stageClasses\\SpecialZones\\FarpZone.lua"))()
 
 assert(loadfile(classPath .. "capClasses\\CapGroup.lua"))()
 assert(loadfile(classPath .. "capClasses\\GlobalCapManager.lua"))()