ADD VOL primitive
ADD VOL primitive
ADD VOL primitive
Use Transform to take care of mat in VOL primitive.
Add test for VOL primitive
Remove test.
Merge remote-tracking branch 'javampire/master'
Add Transform method for initializing Vol.
Add test function for VOL primitive.
Take care of the file name and complete the test.
Complete the test for VOL primitive.
Merge pull request #1 from raj12lnm/master

Add VOL primitive - thanks Raj !