Add CMSIS ITM header file and library
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Add ARMv7-M DWT and TPI register definitions
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EFM32: Add IDLE power management hooks.  Nothing implemented; just define the hooks
Eliminate a warning
ARMv7: Add support to use ITM for SYSLOG debug output
Remove whitespace and and carriage returns
EFM32: Add logic to initialize and use ITM system
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Fix compile problems introduced when the syslog() prototype changed; Also update Makefile for kernel build
Update makefile for kernel-build issues
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Update TODO
Add logic to manage BC_EN signal
Add README for non-existent port to the EFM32GG-STK3700; fix typos in related README files
Fixes to tickless operation code.  From Brandon Warhurst
Add support for tickless operation using the NXP LPC43xx
More fixes to tickless operation, alarm/mode code.  From Brandon Warhurst
Update to the LPC43xx RIT/Tickless code.  From Brandon Warhurst