enable blocks for mport utilities
support uppercase or lowercase for package deletion.
remove cvs2svn prop
reset props for svn keywords
tag and fixup some usage() functions
fix a few minor issues as seen with clang static analyzer
remove debugging
debug code for testing port problems.
likewise free db on mport.delete errors.
Part 2 of the mport tools update
sync libmport libexecs with devel version.
Die with usage if not passed a package.
Exit gracefully if no matching packages where found.
Add libexec/mport.delete