Parse COMBIE OMEX manifest
Write Combine Manifest if exists

Don't write manifests on close(deleteOnClose=true).
COMBINE archive (OMEX) support

Adapted from https://github.com/stain/ro-combine-archive/
Parse OMEX metadata

Adapted from https://github.com/stain/ro-combine-archive/
Merge branch 'master' of github.com:wf4ever/robundle