Improved login explanation

Change-Id: Ie94b1d9c9821a339223d3379553c75afb8d8f580
diff --git a/dev/scss/sidebar/sidebar.scss b/dev/scss/sidebar/sidebar.scss
index eb9f4c7..9ac6b5f 100644
--- a/dev/scss/sidebar/sidebar.scss
+++ b/dev/scss/sidebar/sidebar.scss
@@ -150,6 +150,9 @@
       padding-right: $button-width
     }
 
+    > p {
+      color: $light-green;
+    }
     ul {
       display: block;
       font-size: 80%;
diff --git a/kalamar.dict b/kalamar.dict
index 5dba5e0..72ae9bf 100644
--- a/kalamar.dict
+++ b/kalamar.dict
@@ -33,6 +33,7 @@
     by => 'von',
     pwd => 'Passwort',
     email => 'Email',
+    userormail => 'Benutzername oder Email',
     with => 'mit',
     glimpse => {
       -short => 'Stichprobe',
@@ -46,6 +47,7 @@
     notFound => '404 - Seite nicht gefunden',
     jsFile => 'kalamar-<%= $Kalamar::VERSION %>-de.js',
     underConstruction => 'In Vorbereitung!',
+    loginExplanation => 'Anmeldung mit einem registrierten Cosmas-II-Konto',
     korap => {
       -short => 'KorAP',
       desc => 'KorAP - Korpusanalyseplattform der nächsten Generation',
@@ -83,6 +85,7 @@
     by => 'by',
     pwd => 'Password',
     email => 'Email',
+    userormail => 'Username or Email',
     with => 'with',
     pubOn => 'published on',
     matchCount => '<%= quant($found, "match", "matches") %>',
@@ -94,6 +97,7 @@
     },
     faq => 'F.A.Q.',
     underConstruction => 'Under Construction!',
+    loginExplanation => 'Login with a registered Cosmas-II account',
     tutorial => 'Tutorial',
     korap => {
       -short => 'KorAP',
diff --git a/templates/layouts/main.html.ep b/templates/layouts/main.html.ep
index 5f02f17..469c4ef 100644
--- a/templates/layouts/main.html.ep
+++ b/templates/layouts/main.html.ep
@@ -31,12 +31,13 @@
 <fieldset>
   %= form_for 'login', begin
   <legend><span><%= loc 'login' %></span></legend>
-    %= text_field 'handle_or_email', placeholder => loc('email')
+    %= text_field 'handle_or_email', placeholder => loc('userormail')
     <div>
       %= password_field 'pwd', placeholder => loc('pwd')
       <button type="submit"><span><%= loc 'go' %></span></button>
     </div>
-  % end
+    % end
+    <p><%= loc 'loginExplanation' %></p>
 %#  <ul>
 %#    <li><%= link_to loc('register') => 'register' %></li>
 %#    <li><%= link_to loc('pwdforgotten') => 'pwd_forgotten' %></li>