Added the 'pending' command to the help
Schema changes, added triggers
Updated help message with new terminology
Enforced database integrity measures during package registration
Fixed issue in path_basename()
Renamed test_package for matching package name spec
Added descriptions
Added support for checking package name fields
Fixed issue in pkgscript_parseVersion()
Added package unregistering support
Added warning if trying to unregister a package that is already unregistered
Now multiple versions of the same package can be registered