Implemented conversion of any Boolean Expression to only NAND or NOR implementation
Also has two input gate constraint
Also has functionality of implementing only using AND, OR and NOT gates
Update docs for few 7400 series IC

7400,7402,7403,7404,7408,7410,7411,7412,7413,7415
Update series_7400.py
Merge pull request #118 from Mnw2212/develop

updated IC 7400 series docs
Merge pull request #117 from SSR09/algos

Implemented conversion of any Boolean Expression to only NAND or NOR implementaion
Merge pull request #116 from rajat974/dependencies

3.x dependencies added !
Added Truth Tables & equation class support
Merge branch 'develop' into dependencies