Word wrap README and change program output to fit 72 columns.

README

 ======================================================
 
 Blackmagic Design Videohub is SDI router device which can be controlled
-over the network using very simple text based protocol which 'videohubctrl'
-implements.
+over the network using very simple text based protocol which
+videohubctrl implements.
 
-'videohubctrl' is tested with Blackmagic Design Micro Videohub 16x16 router
-and probably will work with other Videohub models.
+videohubctrl is tested with Blackmagic Design Micro Videohub 16x16
+router and probably will work with other Videohub models.
 
-'videohubctrl' currently displays:
+videohubctrl currently displays:
 
   - Input port labels
   - Output port labels
   - Configuration of Video monitoring outputs
   - Configuration of Serial ports
 
-Configuration of Videohub's network settings can be made using Blackmagic's
-Windows program when the device is connected via USB.
+Configuration of Videohub's network settings can be made using
+Blackmagic's Windows program when the device is connected via USB.
 
 
 License
    git submodule update
    make
 
-The code is developed and tested under modern Linux. It's also compiled from
-time to time under OS X but it's not tested there.
+The code is developed and tested under modern Linux. It's also compiled
+from time to time under OS X but it's not tested there.
 
 
 Updating the code
 
 Here is how videohubctrl output looks like:
 
-|-----------------------------------------------------------------------------|
+|----------------------------------------------------------------------|
 gf@gf:~/git/videohubctrl$ ./videohubctrl --host sdi-matrix
 videohubctrl Version: 0.1 Git: 0.1
 
 Video monitoring outputs: 0
 Serial ports: 0
 
-----------------------------------------------------------------------------
-|  # | x | Input name                     | Output name                    |
-----------------------------------------------------------------------------
-|  1 | L | Windows 1                      | Enc1 3                         |
-|  2 | L | Windows 2                      | Enc1 2                         |
-|  3 | L | Windows 3                      | Enc1 1                         |
-|  4 | L | Windows 4 HD                   | Enc1 1                         |
-|  5 |   | Input 5                        | Output 5                       |
-|  6 |   | Input 6                        | Output 6                       |
-|  7 |   | Input 7                        | Output 7                       |
-|  8 |   | Input 8                        | Output 8                       |
-|  9 | L | Input 9                        | Enc1 4                         |
-| 10 |   | Input 10                       | Enc1 4                         |
-| 11 |   | Input 11                       | Output 11                      |
-| 12 | L | DPlay1                         | Output 13                      |
-| 13 | L | DPlay2                         | Denc                           |
-| 14 |   | Input 14                       | Output 14                      |
-| 15 |   | Input 15                       | Output 15                      |
-| 16 |   | Loopback                       | Loopback                       |
-----------------------------------------------------------------------------
+----------------------------------------------------------------------
+|  # | x | Input name                  | Output name                 |
+----------------------------------------------------------------------
+|  1 | L | Windows 1                   | Enc1 3                      |
+|  2 | L | Windows 2                   | Enc1 2                      |
+|  3 | L | Windows 3                   | Enc1 1                      |
+|  4 | L | Windows 4 HD                | Enc1 1                      |
+|  5 |   | Input 5                     | Output 5                    |
+|  6 |   | Input 6                     | Output 6                    |
+|  7 |   | Input 7                     | Output 7                    |
+|  8 |   | Input 8                     | Output 8                    |
+|  9 | L | Input 9                     | Enc1 4                      |
+| 10 |   | Input 10                    | Enc1 4                      |
+| 11 |   | Input 11                    | Output 11                   |
+| 12 | L | DPlay1                      | Output 13                   |
+| 13 | L | DPlay2                      | Denc                        |
+| 14 |   | Input 14                    | Output 14                   |
+| 15 |   | Input 15                    | Output 15                   |
+| 16 |   | Loopback                    | Loopback                    |
+----------------------------------------------------------------------
 
 gf@gf:~/git/videohubctrl$
-|-----------------------------------------------------------------------------|
+|----------------------------------------------------------------------|
 
 
 Reporting bugs
 ==============
 
-If you think you have found bug in videohubctrl, please report it to the
-e-mail listed in Contact section (see below) of this README file.
+If you think you have found bug in videohubctrl, please report it to
+the e-mail listed in Contact section (see below) of this README file.
 
-When reporting bugs, please send the whole output that videohubctrl generated
-(preferably by using --verbose option) and also the full command line which
-you used and describe what you think the videohubctrl does wrong.
+When reporting bugs, please send the whole output that videohubctrl
+generated (preferably by using --verbose option) and also the full
+command line which you used and describe what you think the videohubctrl
+does wrong.
 
 
 Releases

videohubctrl.c

 static void print_device_settings(struct videohub_data *d) {
 	unsigned int i;
 	printf("\n");
-	printf_line(76);
-	printf("|  # | x | %-30s | %-30s |\n", "Input name", "Output name");
-	printf_line(76);
+	printf_line(70);
+	printf("|  # | x | %-27s | %-27s |\n", "Input name", "Output name");
+	printf_line(70);
 	for(i = 0; i < d->device.num_video_inputs; i++) {
-		printf("| %2d | %c | %-30s | %-30s |\n",
+		printf("| %2d | %c | %-27s | %-27s |\n",
 			i + 1,
 			d->inputs[i].locked ? 'L' : ' ',
 			d->inputs[i].name,
 			d->outputs[d->inputs[i].routed_to].name
 		);
 	}
-	printf_line(76);
+	printf_line(70);
 }
 
 int main(int argc, char **argv) {