Show map list on user profile page

Show banner counts/tabs on User Details page
* Categories are "Tree Maps" and "Edits"
* Use singular form ("Tree Map" or "Edit") if there's only one

"Tree Maps" list includes:
* maps the user has joined (via invite) or edited, which current user has permission to view
* the map most recently visited in the current session (if user is looking at their own list)
Merge pull request #1348 from RickMohr/show-maps-on-user-page

Show map list on user profile page
Merge pull request #1349 from OpenTreeMap/release

Release
Delete perms when deleting a udf

fixes #1131 on github
Merge pull request #1350 from steventlamb/topic/delete_perms_with_udf

Delete perms when deleting a udf
Remove smushname fields on User model

fixes #1351 on github
Merge pull request #1352 from steventlamb/topic/fix_smushnames_in_user_model

Remove smushname fields on User model