Add issuer on landing page

app/assets/stylesheets/landing.css.scss

@@ -81,6 +81,12 @@ a.login-button {
         font-size: 1em;
         text-transform: uppercase;
       }
+
+      .transaction-issuer {
+        display: inline-block;
+        color: #90949c;
+        font-size: 70%;
+      }
     }
 
     .transaction-block-r {

app/views/pages/_transactions.html.haml

@@ -13,6 +13,9 @@
               = t[:message]
             .transaction-peer
               = t[:peer]
+              - if t[:peer] != t[:issuer]
+                .transaction-issuer
+                  = "issued by #{t[:issuer]}"
           .transaction-block-r
             = euro_from_cents t[:amount]
           .clear-both