New DBT core function
New DBT core function

This function now handle reconfiguration of the VLIW on basic examples.
Careful, the current version won't pick an acceptable solution because
the current cost function is not  well designed.
srokicki/HybridDBT,srokicki/HybridDBT,srokicki/HybridDBT,srokicki/HybridDBT,srokicki/HybridDBT