Added Ashu model to modelGenerator
Added Ashu model to StandardModelGenerator
Added Ashu solution to SolutionGenerator
Added Ashu Model Test
Generalized double comparison methods
Changed all double comparisons to use tolerance
Changed StandardModel to track constant term
Changed StandardModel ToString method to use constant term
Changed cnPrime calculation to be clearer
Changed solver to only select artificial variables to leave in 1st phase of 2 phase
changed equality comparisons to use tolerance with doubles
Change solver tests to allow arbitrary number of qualities to check if solution matches
Updated variable name in solver
Refactored double comparison to be separate extension class
Combined steps in determining exit column
remove debugging writelines
Added separate class for double comparison
Fixed (presumably) faulty expected solution from what was provided
Merge pull request #15 from rickyrombo/moar_tests

Moar tests