Merge pull request #1 from PellelNitram/master

Pull PellelNitram:master
Merge pull request #2 from PellelNitram/master

Added testing line.
Merge pull request #3 from PellelNitram/master

pull request 08192014
 debugged up through discrete functions
Merge remote-tracking branch 'upstream/master' into matt
Started coding W matrix and changed init behavior of the LinAl class.

- started structure of WMatrix class and started coding some of the
  terms.
- changed init behavior, so we have one init() function.