Update index.html

docs/index.html

@@ -29,7 +29,7 @@
           hook.beforeEach(function (html) {
         	let url = 'https://github.com/marcobambini/gravity/edit/master/docs/' + vm.route.file
         	let rev = 'rev1'
-        	let version = '0.5.0'
+        	let version = '0.7.5'
         	let edit = '<a href="' + url + '">Edit on GitHub</a>\n'
 
         	return html