[installisr] Move header files to their new location.
[installisr] Move MSP files to msp430/ directory.
Add S12 vectors.
Adjust include dirs to new conventions.
[includes] Get rid of unnecessary indirections.
[Utl.c] Add type casts to return values.
Fix 'S12_Atd.h'.
[Compiler.h] Add basic CLang/LLVM support.
Add 'CPU_Primitives.h' for Coldfire MCUs.
[Utl.c] Fix data-types.
[installISR] Add coldfire dummy target.
[Utl.c] Add type casts to return values.
Merging...