added cc 1.5 api back and added backwards compatibility so we now support cc 1.5 and 1.6
applying max packet size for packets sent through a switch or access point from cc
access point returns true for isWireless in the cc api now
Merge branch 'master' of github.com:MightyPirates/OpenComputers into MC1.7

Conflicts:
	src/main/scala/li/cil/oc/common/Proxy.scala
	src/main/scala/li/cil/oc/common/tileentity/Router.scala
	src/main/scala/li/cil/oc/util/mods/ComputerCraft.scala