Add version file
Add requirements file
Change README from .md to .rst
Add setup.py file
Move loop schedulers to new file
Kill fors attribute where not needed
Fix: prevent op-vect it too few rows
Purged the word assembly wherever possible
Change pre_header variable into header
Rearrange the code not to use is_mixed
Get rid of has_zeros
Rewrite the extract routine; minor fixes to visit
Get rid of slice
Add properties to the expression optimizer