remove double definition of GLEW_STATIC
clarify that Windows builds are 32-bit, fix double GLEW_STATIC
have FindGLEW only look for 32-bit static lib
only look for the 32-bit oculus lib on windows
updates to BUILD for addition of qxmpp
clarify when it is possible to drag-and-drop external dependency
resolve conflicts on merge with upstream master
updates to BUILD guide to suggest using tapped formulas
fix a typo for path to tapped qxmpp formula
Merge pull request #2250 from birarda/windows-build

windows build cleanup after dependencies work, BUILD guide updates