Fix users app migration state
[Bug 997400] Add separate model for vouches and migrate data
[Bug 997451] Add vouch interface, tweak some styles and add t-shirt icon.
[Fix Bug 997451, Fix Bug 997400] Integrate interface for multiple vouches, and allow maximum 5 vouches.
[Fix Bug 997407, Fix Bug 997417] Create a Dinosaur.
[Fix Bug 1011719, Bug 926644] Enable multiple vouches, refactor model privacy and profile pages to support them.
[Fix Bug 1032134] Require a reason for inviting and use it when we autovouch an invited user.
[bug 997400] Limit accounts to 6 vouches total.
[bug 997417] Existing employees receive one vouch.
[bug 997451] Simplify vouching view.
Merge pull request #1009 from glogiotatidis/vouchmodel

Vouchmodel
[fix bug 1033422] Add signal to handle UserProfile.is_vouched property.
[fix bug 1033486] Add can_vouch UserProfile attribute
[fix bug 1033420] Allow Admins to add, edit, delete vouches in /admin.
Merge pull request #1015 from glogiotatidis/vouchmodel
[Fix bug 1033298] Enable markdown support in new vouching interface.
Merge pull request #1013 from johngian/fix-markdown

[Fix bug 1033298] Enable markdown support in new vouching interface.
[fix bug 1033306] Allow Mozillians to update their legacy vouch by re-vouching.
Merge pull request #1014 from akatsoulas/1033306

 [fix bug 1033306] Allow Mozillians to update their legacy vouch by re-vouching.
[fix bug 1034025] Add Vouch.autovouch boolean field.

* Revert the migration that adds Dino McVouch user. See
  https://bugzilla.mozilla.org/show_bug.cgi?id=997407#c1