Add draft relationships page.
Merge pull request #170 from mbruzek/master

Adding stronger words around the requirements for configuration options.
Initial refactoring of charm store submission doc with namespace focus.
Replace occurrences of user space with personal namespace
Merge pull request #171 from chuckbutler/submission_userspace_focus

Initial refactoring of charm store submission doc with namespace focus.
Merge pull request #166 from castrojo/relationships-docs

Add draft relationships page.
Fix typo; RELATION should be REPOSITORY
Merge pull request #173 from AdamIsrael/fix-typo

Fix typo; RELATION should be REPOSITORY
+1 LGTM
Adding a document for unmaintained charms.
Adding a link to the unmaintained charm process from the policy document.