Search for 'div-dropzone' correctly

app/assets/javascripts/markdown_area.js.coffee

@@ -190,7 +190,7 @@ $(document).ready ->
 
   $(".markdown-selector").click (e) ->
     e.preventDefault()
-    $(@).closest(".note-write-holder").find(".div-dropzone").click()
+    $(@).closest('.gfm-form').find('.div-dropzone').click()
     return
 
   return

app/views/projects/issues/_form.html.haml

@@ -8,7 +8,7 @@
         .alert.alert-info
           = "Please review the <strong>#{link_to "guidelines for contribution", contribution_guide_url}</strong> to this repository.".html_safe
 
-  = form_for [@project, @issue], html: { class: 'form-horizontal issue-form' } do |f|
+  = form_for [@project, @issue], html: { class: 'form-horizontal issue-form gfm-form' } do |f|
     = render 'projects/issuable_form', f: f, issuable: @issue
     .form-group
       = f.label :label_ids, class: 'control-label' do

app/views/projects/merge_requests/_form.html.haml

-= form_for [@project, @merge_request], html: { class: "merge-request-form form-horizontal" } do |f|
+= form_for [@project, @merge_request], html: { class: 'merge-request-form form-horizontal gfm-form' } do |f|
   .merge-request-form-info
     = render 'projects/issuable_form', f: f, issuable: @merge_request
     .form-group

app/views/projects/merge_requests/_new_submit.html.haml

@@ -9,7 +9,7 @@
   %span.pull-right
     = link_to 'Change branches', new_project_merge_request_path(@project)
 
-= form_for [@project, @merge_request], html: { class: "merge-request-form" } do |f|
+= form_for [@project, @merge_request], html: { class: "merge-request-form gfm-form" } do |f|
   .panel.panel-default
 
     .panel-body

app/views/projects/milestones/_form.html.haml

@@ -5,7 +5,7 @@
 
 %hr
 
-= form_for [@project, @milestone], html: {class: "new_milestone form-horizontal"}  do |f|
+= form_for [@project, @milestone], html: {class: "new_milestone form-horizontal gfm-form"}  do |f|
   -if @milestone.errors.any?
     .alert.alert-danger
       %ul

app/views/projects/notes/_form.html.haml

-= form_for [@project, @note], remote: true, html: { :'data-type' => 'json', multipart: true, id: nil, class: "new_note js-new-note-form common-note-form" }, authenticity_token: true do |f|
+= form_for [@project, @note], remote: true, html: { :'data-type' => 'json', multipart: true, id: nil, class: "new_note js-new-note-form common-note-form gfm-form" }, authenticity_token: true do |f|
   = note_target_fields
   = f.hidden_field :commit_id
   = f.hidden_field :line_code

app/views/projects/wikis/_form.html.haml

-= form_for [@project, @page], method: @page.persisted? ? :put : :post, html: { class: 'form-horizontal' } do |f|
+= form_for [@project, @page], method: @page.persisted? ? :put : :post, html: { class: 'form-horizontal gfm-form' } do |f|
   -if @page.errors.any?
     #error_explanation
       .alert.alert-danger