Merge pull request #8 from RickP/master

Fix for compiling under case-insensitive systems like OSX

Src/freertos.c

@@ -47,7 +47,7 @@
 #include "cmsis_os.h"
 
 /* USER CODE BEGIN Includes */
-#include "freertos.h"
+#include "freertos_vars.h"
 #include "low_level.h"
 #include "version.h"
 /* USER CODE END Includes */

Src/stm32f4xx_it.c

@@ -37,7 +37,7 @@
 #include "cmsis_os.h"
 
 /* USER CODE BEGIN 0 */
-#include "freertos.h"
+#include "freertos_vars.h"
 #include "low_level.h"
 
 typedef void (*ADC_handler_t)(ADC_HandleTypeDef* hadc);