Render mail css as a partial, fix spec

app/views/devise/mailer/invitation.html.haml

@@ -2,45 +2,7 @@
 %html
   %head
     %meta{"http-equiv"=>"Content-Type", :content=>"text/html; charset=utf-8"}/
-    :css
-      body{
-        width:600px;
-        font-family:'Arial','Helvetica',sans-serif;
-        font-size:14px; 
-        color:#333;
-        }
-      #container{
-        margin-bottom:25px
-        min-height:400px;
-        padding-left:15px;
-      }
-      header{
-        background-color:#333;
-        padding: 15px;
-        margin-bottom: 25px;
-      }
-      p{
-        padding:5px;
-      }
-      p.small{
-        font-size:smaller;
-        color:#999;
-        font-style:italic;
-      }
-      a{
-        color:#107FC9;
-        font-weight:bold;
-      }
-      a:hover{
-        color: #22AAE0;
-      }
-      a:active{
-        color: #005D9C;
-      }
-      .large_text{
-        font-size:21px;
-        font-family:"Helvetica Neue",Arial,Helvetica,sans-serif;
-      }
+    = render :partial => 'notifier/notifier_css'
   %body
     %header
       = image_tag '/images/diaspora_white.png'

spec/models/invitation_spec.rb

@@ -102,8 +102,7 @@ describe Invitation do
     it 'sends an email that includes the right things' do
       Devise.mailer.deliveries = []
       Invitation.create_invitee(:email => @email)
-      Devise.mailer.deliveries.first.to_s.include?("Hello #{@email}").should == true
-
+      Devise.mailer.deliveries.first.to_s.include?("Welcome #{@email}").should == true
     end
   end