Update program description

Former-commit-id: 6c6e7972e25c7eb7b3e575273cbeb91f27578f79

deploy/hyperion.tar.gz.REMOVED.git-id

@@ -1 +1 @@
-70a3a8fe7858c21afe8593ff4a5f5bb44f5701aa
+174682186110e5b067b5bf9be70f6683c97d4fbf

src/hyperion-v4l2/hyperion-v4l2.cpp

@@ -33,7 +33,7 @@ int main(int argc, char** argv)
 	try
 	{
 		// create the option parser and initialize all parameters
-		OptionsParser optionParser("Simple application to send a command to hyperion using the Json interface");
+		OptionsParser optionParser("V4L capture application for Hyperion");
 		ParameterSet & parameters = optionParser.getParameters();
 
 		StringParameter        & argDevice          = parameters.add<StringParameter>       ('d', "device",           "The device to use [default=/dev/video0]");