(experimental) 'mul' interface

This is the commisioned 15-day supply 'mul' module
Test and adjust to the 'scor' and 'opi/opi_calc' modules for a 90% success rate.
To merge back inti master on 20-03-13



Signed-off-by: Aditya Malusare <aditya.malusare@gmail.com>
Cementing the 'mul' interface

 1 > 'scor' : the empty sen error
 2 > 'mul_':coded the human interface 'mul_'
 3 > 'opi/opi_calc':edited excess print statements
 4 > 'scor': excess print statements.

Signed-off-by: Aditya Malusare <aditya.malusare@gmail.com>
Merge branch 'experimental-opi' into experimental

This merge is for top-level testing of the changes to the OPI
framework through the 'mul' interface

(some other debugging as well)
(BTW, The merge with the 'mul_' worked perfectly)

Signed-off-by: Aditya Malusare <aditya.malusare@gmail.com>
Merge branch 'experimental'

Bring the 'mul_' interface into the spotlight

Signed-off-by: Aditya Malusare <aditya.malusare@gmail.com>