Refactoring some test in ExpressionTest.cs to EvaluateUnaryExpression, EvaluateBinaryExpression tan_dbl, atan_dbl, atan2_dbl sinh_dbl, cosh_dbl, tanh_dbl More test and code coverage for expressions
Refactoring some test in ExpressionTest.cs to EvaluateUnaryExpression, EvaluateBinaryExpression
tan_dbl, atan_dbl, atan2_dbl
sinh_dbl, cosh_dbl, tanh_dbl
More test and code coverage for expressions


git-svn-id: 3d698ea9163ff74c48da964cbf9746ae2a48baea@19 59a568d8-c386-11dd-8e1c-c7436111cc0c

ajlopez/PythonSharp,ajlopez/PythonSharp