Use Turbolink instead of ajax

app/assets/javascripts/issuable.js.coffee

@@ -56,13 +56,6 @@ issuable_created = false
         Issuable.filterResults $('.filter-form')
         $('.js-label-select').trigger('update.label')
 
-  toggleLabelFilters: ->
-    $filteredLabels = $('.filtered-labels')
-    if $filteredLabels.find('.label-row').length > 0
-      $filteredLabels.removeClass('hidden')
-    else
-      $filteredLabels.addClass('hidden')
-
   filterResults: (form) =>
     formData = form.serialize()
 
@@ -71,32 +64,8 @@ issuable_created = false
     issuesUrl = formAction
     issuesUrl += ("#{if formAction.indexOf('?') < 0 then '?' else '&'}")
     issuesUrl += formData
-    $.ajax
-      type: 'GET'
-      url: formAction
-      data: formData
-      complete: ->
-        $('.issues-holder, .merge-requests-holder').css('opacity', '1.0')
-      success: (data) ->
-        $('.issues-holder, .merge-requests-holder').html(data.html)
-        # Change url so if user reload a page - search results are saved
-        history.replaceState {page: issuesUrl}, document.title, issuesUrl
-        Issuable.reload()
-        Issuable.updateStateFilters()
-        $filteredLabels = $('.filtered-labels')
 
-        if typeof Issuable.labelRow is 'function'
-          $filteredLabels.html(Issuable.labelRow(data))
-
-        Issuable.toggleLabelFilters()
-
-      dataType: "json"
-
-  reload: ->
-    if Issuable.created
-      Issuable.initChecks()
-
-    $('#filter_issue_search').val($('#issue_search').val())
+    Turbolinks.visit(issuesUrl);
 
   initChecks: ->
     $('.check_all_issues').off('click').on('click', ->
@@ -106,25 +75,6 @@ issuable_created = false
 
     $('.selected_issue').off('change').on('change', Issuable.checkChanged)
 
-  updateStateFilters: ->
-    stateFilters =  $('.issues-state-filters, .dropdown-menu-sort')
-    newParams = {}
-    paramKeys = ['author_id', 'milestone_title', 'assignee_id', 'issue_search', 'issue_search']
-
-    for paramKey in paramKeys
-      newParams[paramKey] = gl.utils.getParameterValues(paramKey)[0] or ''
-
-    if stateFilters.length
-      stateFilters.find('a').each ->
-        initialUrl = gl.utils.removeParamQueryString($(this).attr('href'), 'label_name[]')
-        labelNameValues = gl.utils.getParameterValues('label_name[]')
-        if labelNameValues
-          labelNameQueryString = ("label_name[]=#{value}" for value in labelNameValues).join('&')
-          newUrl = "#{gl.utils.mergeUrlParams(newParams, initialUrl)}&#{labelNameQueryString}"
-        else
-          newUrl = gl.utils.mergeUrlParams(newParams, initialUrl)
-        $(this).attr 'href', newUrl
-
   checkChanged: ->
     checked_issues = $('.selected_issue:checked')
     if checked_issues.length > 0