These release notes are as of: $Date$
+Current:
+ Refactored AM layer to better support 6lowpan
+ Added support for shimmer2 platform
+ Improved MSP430 sleep code to default to LPM4
+ Added platform-indepdent TOS_SLEEP_NONE for McuPowerOverride
+ Improved TOSSIM PRR curve to prevent very low SNR packets
+ Fixed TOSSIM bug where nodes could receive while transmitting
+ Fixed TOSSIM ack bug for nodes that change their AM id at runtime
+ Improved Queue performance by changing % to inequality test
+
2.1:
+ Added support for iris platform
+ Added support for shimmer platform
Added 4-bit link estimator to CTP in lib/net/4bitle
Added DIP dissemination protocol in lib/net/dip
Added FTSP time synchronization service in lib/ftsp
Added TOSThreads library in lib/tosthreads
Added SafeTinyOS support with 'safe' make option
Added support for 802.15.4 T-Frames through 'tframe' make option
+ Added TKN15.4, a platform-independent 802.15.4-2006 MAC implementation
Added low-power application tutorial
Added printf tutorial
Added TEPs