Fixes #18 and adds a scenario for ember 2.13

Author: Swastik

addon/templates/components/ember-inline-edit.hbs

@@ -33,6 +33,7 @@
 {{else}}
   {{#if isEditing}}
     {{ember-inline-editor
+      isVisible=isEditing
       value=(readonly value)
       field=field
       fieldWidth=fieldWidth
@@ -51,6 +52,7 @@
     }}
   {{else}}
     {{ember-inline-editable
+      isVisible=isNotEditing
       value=(readonly value)
       placeholder=placeholder
       showEditButton=showEditButton

config/ember-try.js

@@ -33,6 +33,22 @@ module.exports = {
         }
       }
     },
+    {
+      name: 'ember-2.13',
+      bower: {
+        dependencies: {
+          'ember': 'components/ember#2.13.0'
+        },
+        resolutions: {
+          'ember': '2.13.0'
+        }
+      },
+      npm: {
+        devDependencies: {
+          'ember-source': null
+        }
+      }
+    },
     {
       name: 'ember-release',
       bower: {