Changed btn bootstrap style to default.
Changed btn bootstrap style to default.

The bootstrap btn style of the new incoming
button was changed from danger to default.

Recorded-by: Joseph Serunjogi <bab9588db90e994d2c7c5952c8048443fa66e7c5@hotmail.com>

joeseggie/mailmanager,joeseggie/mailmanager,joeseggie/mailmanager