Add SSL support for email

[estevopaz]

diff --git a/conf/defaults.cfg b/conf/defaults.cfg
index 4daeab5..b8b2661 100644
--- a/conf/defaults.cfg
+++ b/conf/defaults.cfg
@@ -90,6 +90,7 @@ host = localhost
 port = 25

 # Send mail with an encrypted connection
+usessl = false
 usetls = false

 # Username for mail
diff --git a/ratticweb/settings.py b/ratticweb/settings.py
index 55c35ca..d8853b5 100644
--- a/ratticweb/settings.py
+++ b/ratticweb/settings.py
@@ -304,6 +304,7 @@ EMAIL_HOST = config.get('email', 'host')
 EMAIL_PORT = config.get('email', 'port')
 EMAIL_HOST_USER = config.get('email', 'user')
 EMAIL_HOST_PASSWORD = config.get('email', 'password')
+EMAIL_USE_SSL = confgetbool('email', 'usessl', False)
 EMAIL_USE_TLS = confgetbool('email', 'usetls', False)
 DEFAULT_FROM_EMAIL = config.get('email', 'from_email')