+ Added support for automatic default LPL interval
+ Added platform-indepdent TOS_SLEEP_NONE for McuPowerOverride
+ Added support for mulle platform
+ Added support for shimmer2 platform
+ Improved CTP forwarder code to save code and RAM
+ Improved MSP430 sleep code to default to LPM4
+ Improved TOSSIM PRR curve to prevent very low SNR packets
+ Improved Queue performance by changing % to inequality test
+ Refactored AM layer to better support 6lowpan
+ Fixed TOSSIM bug where nodes could receive while transmitting