Simplify remove_item
Redo parse and process loop for queuefiles
Eliminate REQUIRES in hintfiles
Support queuefiles, eliminate REQUIRES=
Add hintfiles for msb
Reduce warnings in non-SBo repos
Fix setup branch after clone
Queuefile fixes part 1
Cut down TODO
Move usage msg for remove with no args
Fix install opt and hint
Big bucket of bug fixes
Revise csb hints