changes function name keyboard_proc to keyboard_task

protocol/iwrap/main.c

@@ -166,7 +166,7 @@ int main(void)
         if (host_get_driver() == vusb_driver())
             usbPoll();
 #endif
-        keyboard_proc();
+        keyboard_task();
 #ifdef HOST_VUSB
         if (host_get_driver() == vusb_driver())
             vusb_transfer_keyboard();

protocol/pjrc/main.c

@@ -86,6 +86,6 @@ int main(void)
 
     host_set_driver(pjrc_driver());
     while (1) {
-       keyboard_proc(); 
+       keyboard_task(); 
     }
 }

protocol/vusb/main.c

@@ -96,7 +96,7 @@ int main(void)
             // TODO: configuration process is incosistent. it sometime fails.
             // To prevent failing to configure NOT scan keyboard during configuration
             if (usbConfiguration && usbInterruptIsReady()) {
-                keyboard_proc();
+                keyboard_task();
             }
             vusb_transfer_keyboard();
         }