added description field to cfps

closes #1650

done some changes

minor changes

added markdown format to cfp#show

fixed description text  position in proposals

fixed truncated description text in show action

minor changes on non-admin side

app/views/proposals/index.html.haml

@@ -6,6 +6,14 @@
         %span.notranslate
           = @conference.title
 
+
+  - if @program.cfp_open?
+    - if @program.cfp.description.present?
+      .row
+        .col-md-12
+          = markdown(@program.cfp.description)
+
+
   .row
     .col-md-12
       = render partial: 'encouragement_text'

app/views/proposals/new.html.haml

@@ -3,6 +3,11 @@
     .col-md-12
       .page-header
         %h1 New Proposal
+  - if @program.cfp_open?
+    - if @program.cfp.description.present?
+      .row
+        .col-md-12
+          = markdown(@program.cfp.description)
   .row
     .col-md-12
       = render partial: 'encouragement_text'