Commit 28d1a1300c6be7fc8614ed827eb56cd97cf84e76

DRC 2016-04-14T14:12:46

BUILDING.md: Fix confusing Windows build reqs Indent "... OR ..." to make it clear that the choice is between Visual C++ and MinGW, not Visual C++ and MinGW + NASM. Move NASM to the top of the list to make that even more clear. Make it clear that nasm.exe should be in the PATH. Addresses concerns raised in #70