irstate.h is missing from win32.mak
Merge pull request #2120 from WalterBright/add_irstate_h

irstate.h is missing from win32.mak
fix code for stripping "DMD 2.0xx DEBUG" output
Merge pull request #2122 from 9rnsr/fix_test

fix code for stripping "DMD 2.0xx DEBUG" output