Add missing parts for emails

* Adds Kardex to nominate user mailer
* Adds Kardex to propose badge mailer
* Adds link to kardex's admin in mails
Add missing parts for emails

* Fix failing specs
Add missing parts for emails

* Adds personal files to gitignore
* Adds host in development environment
Merge pull request #80 from crowdint/chore/add-missing-parts-emails

Chore/add missing parts emails