update build list log view

app/assets/stylesheets/views/shared/log.sass

@@ -1,3 +1,3 @@
-accordion .build-log
-  height: 300px
-  overflow-y: auto
+.build-log
+  pre
+    font-size: 11px

app/views/projects/build_lists/show.html.slim

@@ -8,10 +8,9 @@
 
 = render 'submenu'
 
-div[class         = 'row'
-    ng-controller = 'BuildListController'
-    ng-init       = "advisoriable_types = #{ BuildList::RELEASE_UPDATE_TYPES }"
-    ng-cloak      = true ]
+row[ ng-controller='BuildListController'
+     ng-init      ="advisoriable_types = #{ BuildList::RELEASE_UPDATE_TYPES }"
+     ng-cloak     =true ]
   = hidden_field_tag :build_list_id, @build_list.id
   .col-md-8.col-md-offset-2.alert.alert-info
     .alert.pull-left.submenu ng-class='"alert-" + build_list.status_color'

app/views/shared/_log.html.slim

@@ -1,9 +1,9 @@
 / params: get_log_path
-
-accordion close-others='false' ng-cloak=true
-  accordion-group is-open='$parent.isOpenBuildLog'
-    accordion-heading
-      = t('layout.build_lists.log.build_log')
-      span.pull-right.fa ng-class="{'fa-chevron-down': isOpenBuildLog, 'fa-chevron-up': !isOpenBuildLog}"
-    .row.build-log ng-controller='BuildLogController' ng-init="init('#{ get_log_path }')"
+.panel.panel-info
+  .panel-heading.pointer ng-click='$parent.isOpenBuildLog = !$parent.isOpenBuildLog'
+    span.fa.fa-info-circle.fa-lg
+    =< t 'layout.build_lists.log.build_log'
+    span.pull-right.fa ng-class="{'fa-chevron-down': $parent.isOpenBuildLog, 'fa-chevron-up': !$parent.isOpenBuildLog}"
+  .panel-body ng-show = '$parent.isOpenBuildLog'
+    .row.build-log.small ng-controller='BuildLogController' ng-init="init('#{ get_log_path }')"
       .col-md-12 ng-bind-html='log'