Allow github trigger setup folder paths to be specified even if a Dockerfile is not found

static/directives/dropdown-select.html

@@ -2,7 +2,7 @@
   <div class="current-item">
     <div class="dropdown-select-icon-transclude"></div>
     <input type="text" class="lookahead-input form-control" placeholder="{{ placeholder }}"
-           ng-readonly="!lookaheadItems || !lookaheadItems.length"></input>
+           ng-readonly="!allowCustomInput"></input>
   </div>
   <div class="dropdown">
     <button class="btn btn-default dropdown-toggle" type="button" data-toggle="dropdown">

static/directives/trigger-setup-github.html

@@ -29,7 +29,8 @@
     <div class="slideinout" ng-show="currentRepo">
       <div style="margin-top: 10px">Dockerfile Location:</div>
       <div class="dropdown-select" placeholder="'(Repository Root)'" selected-item="currentLocation"
-           lookahead-items="locations" handle-input="handleLocationInput(input)" handle-item-selected="handleLocationSelected(datum)">
+           lookahead-items="locations" handle-input="handleLocationInput(input)" handle-item-selected="handleLocationSelected(datum)"
+           allow-custom-input="true">
         <!-- Icons -->
         <i class="dropdown-select-icon none-icon fa fa-folder-o fa-lg" ng-show="isInvalidLocation"></i>
         <i class="dropdown-select-icon none-icon fa fa-folder fa-lg" style="color: black;" ng-show="!isInvalidLocation"></i>

static/js/app.js

@@ -4406,6 +4406,9 @@ quayApp.directive('dropdownSelect', function ($compile) {
       'selectedItem': '=selectedItem',
       'placeholder': '=placeholder',
       'lookaheadItems': '=lookaheadItems',
+
+      'allowCustomInput': '@allowCustomInput',
+
       'handleItemSelected': '&handleItemSelected',
       'handleInput': '&handleInput',