Merge pull request KiCad#1023 from jkriege2/add_modules_arduino

added Arduino Nano symbols thanks @jkriege2

Author: SchrodingersGat

library/modules.dcm

@@ -1,21 +1,33 @@
-EESchema-DOCLIB  Version 2.0
-#
-$CMP NUCLEO64-FR411RE
-D Nucleo 64 Development Board with STM32F411RET6 MCU, 128kB RAM, 512KB FLASH
-K STM32 Nucleo ST
-F http://www.st.com/st-web-ui/static/active/en/resource/technical/document/data_brief/DM00105918.pdf
-$ENDCMP
-#
-$CMP Pololu_Breakout_A4988
-D Pololu Breakout Board, Stepper Driver A4988
-K Pololu Breakout Board Stepper Driver A4988
-F https://www.pololu.com/product/2980/pictures
-$ENDCMP
-#
-$CMP Pololu_Breakout_DRV8825
-D Pololu Breakout Board, Stepper Driver DRV8825
-K Pololu Breakout Board Stepper Driver DRV8825
-F https://www.pololu.com/product/2982
-$ENDCMP
-#
-#End Doc Library
+EESchema-DOCLIB  Version 2.0
+#
+$CMP Arduino_Nano_v2.x
+D Arduino Nano v2.x
+K Arduino nano microcontroller module USB
+F https://www.arduino.cc/en/uploads/Main/ArduinoNanoManual23.pdf
+$ENDCMP
+#
+$CMP Arduino_Nano_v3.x
+D Arduino Nano v3.x
+K Arduino nano microcontroller module USB
+F http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf
+$ENDCMP
+#
+$CMP NUCLEO64-FR411RE
+D Nucleo 64 Development Board with STM32F411RET6 MCU, 128kB RAM, 512KB FLASH
+K STM32 Nucleo ST
+F http://www.st.com/st-web-ui/static/active/en/resource/technical/document/data_brief/DM00105918.pdf
+$ENDCMP
+#
+$CMP Pololu_Breakout_A4988
+D Pololu Breakout Board, Stepper Driver A4988
+K Pololu Breakout Board Stepper Driver A4988
+F https://www.pololu.com/product/2980/pictures
+$ENDCMP
+#
+$CMP Pololu_Breakout_DRV8825
+D Pololu Breakout Board, Stepper Driver DRV8825
+K Pololu Breakout Board Stepper Driver DRV8825
+F https://www.pololu.com/product/2982
+$ENDCMP
+#
+#End Doc Library