Minor changes

src/examples/test_usb_i2c.cpp

@@ -85,7 +85,7 @@ int main(int argc, char *argv[])
       else
         std::cout << "    low level." << std::endl;
       usleep(500000);
-    }
+    } 
   }catch(CException &e)
   {
     std::cout << e.what() << std::endl;

src/usb_i2c.cpp

 #include "usb_i2c.h"
 #include "eventexceptions.h"
-#include "string.h"
+#include <string.h>
 
 CUSBI2C::CUSBI2C(const std::string &adapter_id)
 {