Added missing constants for ws2_32 library
Renamed ws2 constants file to conform to 8.3 naming
Fixed makefile to reflect renamed ws2 constants file
Moved headers in ws2_cons.c.  Added IP constants to header.
Fixed makefile to include imports as well as constants in building ws2_32.lib
Merge pull request #53 from ArmstrongJ/mstcpip_pt2

Added missing constants for ws2_32 library