[REFACTOR] making divider line for urutan and jenis fasilitas

lib/page/filter & fasilitas/insideFilter.dart

@@ -31,6 +31,7 @@ class _InsideFilterState extends State<InsideFilter>
             flex: 1,
             child: ListView(
               children: <Widget>[
+                Divider(color: Colors.green),
                 new InkWell(
                     child: new Text('Urutan'),
                     splashColor: Colors.green,
@@ -39,9 +40,12 @@ class _InsideFilterState extends State<InsideFilter>
                           print('no');
                           showUrutan = true;
                         })),
+                Divider(color: Colors.green),
+                VerticalDivider(color: Colors.green),
                 Container(
                   height: 80.0,
                 ),
+                Divider(color: Colors.green),
                 InkWell(
                     child: new Text('Jenis Fasilitas'),
                     splashColor: Colors.green,
@@ -50,8 +54,10 @@ class _InsideFilterState extends State<InsideFilter>
                           print("yes");
                           showUrutan = false;
                         })),
+                Divider(color: Colors.green),
+                VerticalDivider(color: Colors.green),
                 Container(
-                  height: 200.0,
+                  height: 150.0,
                 ),
                 Container(
                   margin: EdgeInsets.only(
@@ -62,8 +68,8 @@ class _InsideFilterState extends State<InsideFilter>
                     child: FlatButton(
                       color: Colors.red[700],
                       textColor: Colors.white,
-                      disabledColor: Colors.grey,
-                      disabledTextColor: Colors.black,
+                      //disabledColor: Colors.grey,
+                      //disabledTextColor: Colors.black,
                       padding: EdgeInsets.all(8),
                       shape: RoundedRectangleBorder(
                           borderRadius: regularBorderRadius,
@@ -104,7 +110,6 @@ class _InsideFilterState extends State<InsideFilter>
                           new Text("Kursi roda"),
                         ],
                       ),
-
                       Row(
                         crossAxisAlignment: CrossAxisAlignment.center,
                         children: <Widget>[
@@ -196,7 +201,7 @@ class _InsideFilterState extends State<InsideFilter>
                         ],
                       ),
                       Container(
-                        height: 0.0,
+                        height: 13.0,
                       ),
                       Container(
                         margin: EdgeInsets.only(
@@ -237,7 +242,7 @@ class _InsideFilterState extends State<InsideFilter>
                 ),
                 Opacity(
                   opacity: showUrutan ? 0 : 1,
-                  child: Column(
+                  child: ListView(
                     children: <Widget>[
                       Row(
                         crossAxisAlignment: CrossAxisAlignment.center,
@@ -290,7 +295,7 @@ class _InsideFilterState extends State<InsideFilter>
                         )
                       ),
                       Container(
-                        height: 190.0,
+                        height: 213.0,
                       ),
                       Container(
                         margin: EdgeInsets.only(