Initial commit
Added a few basic C++ classes from 22.211 spring 2012 project. Included SWIG  directory with instructions on how to compile neutron and isotopes and use in python
Added test
add .gitignore template

intialize a .gitignore file. common stuffs like *.o, *.pyc and
*.~ are ignored. Everyone should go add in any files they want
to ignore.
Update .gitignore. Migrated Isotope class from old code
Merged conflicts in .gitignore
Migrated Material class and validated with SWIG
Added a cross section library. All files are 300K, PENDFB7, aside from U238 R-M
Trying again to add the cross section library, 300 K, PENDF7.
Added Fissioner class to generate fission emission specturum
Merge branch 'master' of https://github.com/wbinventor/PINSPEC
Migrated Tally class from old code - need to add in support for batch-based statistics
Updated Tally class to compute batch statistics
made an input file
modified input file
added python input file
moved input file to src
added input.py
Changed cross section titles for parser
Added basic Region class. Need to extract class method to compute 2-region probabilities in new Geometry class instead