move display code to new file

code/inc/display.h

@@ -0,0 +1,6 @@
+extern unsigned char SR_Buffer[6];
+
+void string_to_buffer(const char input_string[6]);
+void clock_to_buffer(uint8_t clock[3]);
+void clear_SR_Buffer(void) ;
+void print_SR_Buffer(void) ;