Added sanguino support on arduino 1.6.8

Marlin-Configuration.md

@@ -28,6 +28,13 @@ BOARD_RUMBA             // Rumba
 BOARD_RAMBO             // Rambo
 
 ```
+
+NOTE:
+For those who're using sanguino board paired with arduino ide 1.6.8, to add sanguino board to the board list, kindly go to `File>Preference>Additional Boards Manager URLs`, add the link below
+
+`https://raw.githubusercontent.com/Lauszus/Sanguino/master/package_lauszus_sanguino_index.json`
+
+Credit goes to dustreprap located at  : http://dustsreprap.blogspot.my/2015/06/better-way-to-install-sanguino-in.html
 ***
 ```cpp
 #define CUSTOM_MACHINE_NAME "3D Printer"
@@ -373,3 +380,20 @@ This will translate marlin into your preferred language, check language.h for mo
 ```
 If you're using SD printing either from lcd or sdcard module plugged onto your board directly, enable this. Else SD card/printing will not be supported
 
+```cpp
+#define REPRAP_DISCOUNT_SMART_CONTROLLER
+```
+The above is to be enabled if you're using Reprap Discount Smart Controller, typically has 20 x 4 lcd panel
+
+```cpp
+//#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
+```
+This one if you're using a full graphic type typically has 128 x 64 pixels.
+
+Do enable the one that suits to your lcd panel, using incorrect option would not display anything
+
+***
+##Servo
+```cpp
+#define NUM_SERVOS 1 // Servo index starts with 0 for M280 command
+```