mm4: update comment about what is needed for remote trees and platforms
mm5t: initial cut at mm5t (testing), clone mm5s from main tree.
mm5t: bring in tos/chips/lis3dh

Originally from old mm5s-int branch off msp430-int (tinyprod)
mm5t: bring in tos/chips/tmp112 driver

originally from mm5s-int (msp430-int, tinyprod)
mm5t: add test programs for lis3dh, tmp112, misc
mm5t: inital cut at wiggling pins for the Origin GPS ORG4472 on Eval5438a board
mm4, mm5t: move Hpl_MM_hw from mm to mm4.

no longer shared.
allow for panic and panic_simple

- move full panic to tos/system/panic/
- create tos/system/panic_simple/
- modify support/make/mm4.target to search tos/system/panic
- modify support/make/mm5t.target to search tos/system/panic_simple
move interfaces/GPSMsg.nc to tos/chips/sirf3 where it belongs
mm5t: initial cut at platform support for test GPS (org4472)
add mm5t hardware access routines
tmp112 test app snapshot
tmp112 driver snapshot
mm5t: add platform support for lis3dh (lis331hh) and tmp112 (tmp102)
mm5t: add h/w support for single master i2c
panic_simple now part of mainline
mainline now provides x5xxx/usci-v2 (vs. old -bf)
mm5t: implement Platform.  (usecsRaw etc.)

o add implementation to PlatformP.   Wire in via UsciMap.
mm5t: define TELL pin
tweak MSP430_I2C_DIVISOR