Updated version from 0.1 to 0.1.1
Version 0.1.2
Merge pull request #98 from samuelshaner/develop

Major updates to segmentation and CMFD
copied over casmo.py
Merge pull request #108 from Jasmeet107/develop

Changes in casmo.py to fix export() function (now API imports radii and latticepitch from casmo)
Merge branch 'develop'
changed fsr map to unordered map and implemented neighbor cell segmentation
updated version number in setup.py
fixed error in CMFD computeDs and changed convergence to FSR fission sources
Modified GPUSolver to use FSR fission sources as residual