Typos and cosmetics.

coupler/common.h

@@ -36,7 +36,7 @@
 
 unsigned long int getMilliSecondsSinceEpoch() {
   /*
-   * Return milli seconds since epoch.
+   * Return milliseconds since epoch.
    */
   struct timeval current_time;
   gettimeofday(&current_time, NULL);

coupler/keep_alive.h

@@ -102,5 +102,4 @@ void gotoNormalMode() {
               UA_LOGCATEGORY_USERLAND, \
               "Go to NORMAL MODE");
   I2C_VIRTUAL_MODE = 0;
-
 }

coupler/keep_alive_subscriber.h

@@ -80,7 +80,6 @@ static void dataChangeNotificationCallback(UA_Server *server, UA_UInt32 monitore
           // set GPIO so we can monitor using logical analyzer the work of
           // keep-alive network system
           if (CURRENT_GPIO_MODE == 1) setGPIO();
-
         }
     }
 }

coupler/mod_io_opc_ua.h

@@ -96,7 +96,7 @@ static void addVariable(UA_Server *server)
     /* 
      * Create all variables representing MOD-IO's relays
      */
-    int i,n;;
+    int i,n;
     int length = getI2CSlaveListLength();
     char *node_id = malloc(sizeof(char) * 10);
     char *node_title = malloc(sizeof(char) * 30);