remove a few unnecessary includes

Author: pschichtel

core/src/main/c/common.c

@@ -24,10 +24,8 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <javacan-core/jni-c-to-java.h>
-#include <jni.h>
 #include <linux/can.h>
 #include <linux/can/raw.h>
-#include <stdint.h>
 #include <string.h>
 #include <poll.h>
 #include <sys/socket.h>

core/src/main/c/javacan_networkdevice.c

@@ -21,7 +21,6 @@
  * THE SOFTWARE.
  */
 #include "common.h"
-#include <jni.h>
 #include <net/if.h>
 #include <string.h>
 

core/src/main/c/javacan_socketcan.c

@@ -25,7 +25,6 @@
 #include <linux/can.h>
 #include <linux/can/isotp.h>
 #include <linux/can/raw.h>
-#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/socket.h>

epoll/src/main/c/javacan_epoll.c

@@ -22,9 +22,7 @@
  */
 #include <errno.h>
 #include <javacan-epoll/jni-c-to-java.h>
-#include <jni.h>
 #include <stdbool.h>
-#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/epoll.h>