Implemented functionality to convert minterms to boolean function
Also converts boolean function to 'Implementable Form' - see ConvertExpression
ImplementBooleanFunction also implemented
Added ExpressionConvert example
fixed makeCompatible() in ExpressionConvert.py also.
Merge branch 'develop' of https://github.com/BinPy/BinPy into algos
Merge pull request #111 from SSR09/algos

Implemented functionality of obtaining boolean function & its 'implementable version' from minterms