Add ability to set ssl option through env variable.

AUTHORS

@@ -19,3 +19,4 @@ Greg Price <gprice@edx.org>
 Sarina Canelake <sarina@edx.org>
 Alexandre Dubus <alexandre.dubus@inria.fr>
 Alan Boudreault <alan@alanb.ca>
+Matjaz Gregoric <mtyaka@gmail.com>

config/mongoid.yml

@@ -20,6 +20,7 @@ common: &default_session
     max_retries: <%= ENV['MONGOID_MAX_RETRIES'] || 1 %>
     retry_interval: <%= ENV['MONGOID_RETRY_INTERVAL'] || 0 %>
     timeout: <%= ENV['MONGOID_TIMEOUT'] || 0.5 %>
+    ssl: <%= ENV['MONGOID_USE_SSL'] || false %>
 
 production:
   sessions: