Revert "cricketism - add send grid account"

This reverts commit 7989409ea3b316eb2dda7318d3239425f77310bf.
Revert "cricketism - fix default mailer url"

This reverts commit 98950ee573c5ff810ba916c42a4d8d88a9b70418.
Revert "cricketism - fix mailer url"

This reverts commit 5f66fae8540a37c4cc9a624f4a8fbce2fa8c4936.
Revert "cricketism - change default mailer url in production"

This reverts commit a62b49a99aee93d5c0d0c1562d040f81b469753d.
Revert "cricketism - add gem rails_12factor"

This reverts commit ade0da2461e5e87482951b27bcdced6f57311133.
Revert "cricketism - fix production bug in confirmation mail"

This reverts commit 8703e14aee69720c11f4d20a92b40e8829ebafdd.