fixed hwtimer on msp430
add a handler for the heap state
reverted license change from 0634f21542cfaf9a70c85e2154bc88435967fa9c
Merge pull request #175 from overflowed/master

fixed hwtimer on msp430
fix macros in the hwtimer
add mersenne twister
Update on @mehlis' Mersene twister code

* Consistent naming
* C99 style variable definition
* Code de-duplication through mathematical conversions
* Less magic numbers (higher powers of twoof two))
fixes for PRNG
Merge pull request #168 from mehlis/random

add mersenne twister