setup mailer and welcome email
added beard review update email for beard owning user
called mailer in review create, deleted example welcome email pages
repaired small typo error
added gems for testing and got tests to pass
fixed typo
strengthened test
resolved merge conflicts
Merge pull request #16 from bowiesaurus/create_user_mailer_spec

RFR beard-owning user receives an email when a review for that beard is posted