- Read and parse the rest of the manifest elements
- Read additional data from
- Improve validation
- Organization::Item#identifier needs to be unique within the manifest
- Similar others that has to be taken care of
- Every bit of the manifest needs to be Read/Write, so we can change
- Write the manifest back out to a file
- Support opening packages and parsing the contents
- Support writing packages
- Handle the important bits of the RTE as well, so the gem can be used as a basis for an LMS.
- Support additional versions of the standard.