P5-1808 hide Fullscreen button

.gitignore

@@ -1,4 +1,5 @@
 node_modules
 *.sublime-project
 *.sublime-workspace
+*.idea
 dist

examples/canvas/index.html

@@ -30,7 +30,8 @@
             var posY = document.getElementById('pos-y');
 
             var editor = new ImageEditor('image-editor', {
-                type: 'canvas'
+                type: 'canvas',
+                isVisibleFullscreenButton: false
             });
 
             function cropImage() {

examples/photo-wallpaper/index.html

@@ -19,7 +19,8 @@
             var wrapper = document.getElementById('wrapper');
 
             var editor = new ImageEditor('image-editor', {
-                type: 'photo-wallpaper'
+                type: 'photo-wallpaper',
+                isVisibleFullscreenButton: false
             });
 
             function cropImage() {

src/ImageEditor.js

@@ -26,7 +26,8 @@ function ImageEditor(canvasId, args) {
             height: 600
         },
         // Default unit
-        unit: 'cm'
+        unit: 'cm',
+        isVisibleFullscreenButton: true
     }, args);
 
 
@@ -57,7 +58,7 @@ function ImageEditor(canvasId, args) {
             });
     }
 
-    if (util.supportsFullscreen()) {
+    if (util.supportsFullscreen() && _settings.isVisibleFullscreenButton) {
         _canvas.getButtonMenu()
             .addItem('toggleFullscreen', [_settings.buttons.showFullscreen, _settings.buttons.exitFullscreen], function () {
                 util.toggleFullscreen(_canvas.getSelectionElement().parentNode);
@@ -79,6 +80,7 @@ function ImageEditor(canvasId, args) {
                 button.setActive(false);
             }
         });
+
     });
 
     /**