Added reverse camera (arrow with camera at the end)

views/main.jade

@@ -33,6 +33,8 @@ html(lang='fr')
                             ul.dropdown-menu(role="menu")
                                 li
                                     a(href="#{urls.arrows}") Arrows
+                                li
+                                    a(href="#{urls.reverse}") Reverse arrows
                                 li
                                     a(href="#{urls.viewports}") Viewports
                         li

views/withjs.jade

@@ -14,6 +14,7 @@ block js
     script(src="/static/js/Camera.js")
     script(src="/static/js/FixedCamera.js")
     script(src="/static/js/OldFixedCamera.js")
+    script(src="/static/js/ReverseCamera.js")
     script(src="/static/js/BouncingCube.js")
     script(src="/static/js/BufferGeometryToGeometry.js")
     script(src="/static/js/PointerCamera.js")