WD01 for CN01 of the JADN-IM-CN

The WD captures initial work for TC approval to publish as CDN01.

What's Changed

• Initial content for significant portions of the document by @dlemire60 in #8
• Capture On-Going Content Development by @dlemire60 in #9
• flesh out JADN representations example by @dlemire60 in #10
• Create Section 2 5: Applying an IM by @dlemire60 in #11
• Add music lib example by @dlemire60 in #12
• Add JADN Rules by @dlemire60 in #13
• JADN for MapOf description by @dlemire60 in #14
• Update Music Library Example by @dlemire60 in #15
• Containers by @davaya in #17
• Updates for WD01 by @dlemire60 in #18

New Contributors

• @dlemire60 made their first contribution in #1
• @davaya made their first contribution in #16

Full Changelog: https://github.com/oasis-tcs/openc2-jadn-im/commits/CN01-WD01