initial mailer and view
make email trigger
fix spec
added request prompt to well
fixed missing label, moved stuff to the controller
fixed indentation
Merge pull request #944 from YaleSTC/943_request_email

resolves #943
removed unnecessary slash, replaced colon with period
removed multiline ternary
forgot an end
updated CHANGELOG
Merge pull request #945 from YaleSTC/940_fix_custom_prompt_34

[v3.4] #940 fix custom prompt
Merge branch 'release-v3.4' into v3.4.3_DEV for v3.4.4-rc1