* Add DIGICERT_ORDER_TYPE to Digicert plugin
This allows lemur.conf.py to control which kind of certificate to
order. User defined options are not currently supported in the the UI,
so we cannot create multiple Digicert authorities at runtime for
separate certificate types.
Change-Id: I06c216ec3c476e0001b240530626a86464be999e
* Fix Mock URL for Digicert test
Change-Id: Ida7c0ed1bd120c9024bea091c03b7d1ecfa66498
* Add documentation for DIGICERT_ORDER_TYPE
Change-Id: I0bc347883b628416eb7f13a7c60c937dcb6ae0c2