Memory, Windows Fixes

• All heap allocations now used shared pointers
• Microsoft Windows supported

Minor fix to 0.0.5

0.0.5 + some pointer issues fixed

Basic functionality achieved

The reference compiler now covers about 70% of the specification, including width checking and so forth.

Specification

This contains a mostly complete set of specifications for the Phi HDL.

Grammar documented so far

0.0.2

Grammar document update