Revert "Add audio functions stubs."
Revert some commits.
This reverts commit 937ce2d8031250fc37faa36dc3d155c123f7dd39.
Revert "Separate rtmidi into libs and examples."
Revert some commits.
This reverts commit 01034fb8c779b1e36b29afedb120b3e38c4960ad.
Revert "Many updates to format and syntax."
Revert some commits.
This reverts commit 2b5c7ff4c3c5575ad13ed71eb8dffa778b966971.
Revert "Merge pull request #1 from rbencina/patch-1"
Reverting some commits.
This reverts commit b806926146a77ac7aedcf66d8e1b0f2da25e9a1b, reversing
changes made to 0107105d4de92fc69b54c928ad7ef6fc8b68a310.
Revert "First version reference card, plus some rtmidi terminology improvements."

This reverts commit 0107105d4de92fc69b54c928ad7ef6fc8b68a310.