st7735: expose base class python wrappers too and avoid name collision

Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>

src/st7735/pyupm_st7735.i

@@ -4,6 +4,12 @@
 %include "../upm.i"
 
 %feature("autodoc", "3");
+%rename("printString") print(std::string msg);
+
+%include "gfx.h"
+%{
+    #include "gfx.h"
+%}
 
 %include "st7735.h"
 %{

src/st7735/st7735.h

@@ -33,7 +33,7 @@
 #include <mraa/gpio.hpp>
 
 #include <mraa/spi.hpp>
-#include <gfx.h>
+#include "gfx.h"
 
 #define INITR_GREENTAB      0x0
 #define INITR_REDTAB        0x1