mraa.c: Add mraa_get_platform_version call

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>

include/mraa_internal_types.h

@@ -285,6 +285,7 @@ typedef struct _board_t {
     int pwm_min_period; /**< Minimum period in us */
     mraa_platform_t platform_type; /**< Platform type */
     const char* platform_name; /**< Platform Name pointer */
+    const char* platform_version; /**< Platform versioning info */
     mraa_pininfo_t* pins;     /**< Pointer to pin array */
     mraa_adv_func_t* adv_func;    /**< Pointer to advanced function disptach table */
     struct _board_t* sub_platform;     /**< Pointer to sub platform */

include/x86/intel_minnow_byt_compatible.h

@@ -34,7 +34,7 @@ extern "C" {
 #define MRAA_INTEL_MINNOW_MAX_PINCOUNT (26 + 1)
 
 mraa_board_t*
-mraa_intel_minnowboard_byt_compatible();
+mraa_intel_minnowboard_byt_compatible(mraa_boolean_t);
 
 #ifdef __cplusplus
 }