Bug 1368072 Dont show Start Build if BC doesnt exist

Fixes https://bugzilla.redhat.com/show_bug.cgi?id=1368072

Author: jwforres

app/views/browse/build-config.html

@@ -72,7 +72,7 @@ <h1>
                     <div ng-if="!unfilteredBuilds" class="gutter-bottom">Loading...</div>
 
                     <!-- Show an empty state message when there are no builds. -->
-                    <div ng-if="unfilteredBuilds && (unfilteredBuilds | hashSize) === 0" class="empty-state-message text-center">
+                    <div ng-if="buildConfig && unfilteredBuilds && (unfilteredBuilds | hashSize) === 0" class="empty-state-message text-center">
                       <h2>No builds.</h2>
 
                         <p>

dist/scripts/templates.js

@@ -1733,7 +1733,7 @@ angular.module('openshiftConsoleTemplates', []).run(['$templateCache', function(
     "\n" +
     "<div ng-if=\"!unfilteredBuilds\" class=\"gutter-bottom\">Loading...</div>\n" +
     "\n" +
-    "<div ng-if=\"unfilteredBuilds && (unfilteredBuilds | hashSize) === 0\" class=\"empty-state-message text-center\">\n" +
+    "<div ng-if=\"buildConfig && unfilteredBuilds && (unfilteredBuilds | hashSize) === 0\" class=\"empty-state-message text-center\">\n" +
     "<h2>No builds.</h2>\n" +
     "<p>\n" +
     "<span ng-if=\"!('buildconfigs/instantiate' | canI : 'create')\">\n" +