Set qt locale to 'C'

Former-commit-id: d2c0b2ea61c8444169a8d8635adf7af5d3b5c67b

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

@@ -1 +1 @@
-cc218832df7b1806355dc00559924630e3bc54be
+fb67681c8c942ffe2236a4ea3a41d4102c3fbb2e

src/hyperion-remote/hyperion-remote.cpp

@@ -4,6 +4,7 @@
 
 // Qt includes
 #include <QCoreApplication>
+#include <QLocale>
 
 // getoptPlusPLus includes
 #include <getoptPlusPlus/getoptpp.h>
@@ -27,10 +28,12 @@ int count(std::initializer_list<bool> values)
 
 int main(int argc, char * argv[])
 {
-	setlocale(LC_ALL, "C");
-
 	QCoreApplication app(argc, argv);
 
+	// force the locale
+	setlocale(LC_ALL, "C");
+	QLocale::setDefault(QLocale::c());
+
 	try
 	{
 		// some default settings

src/hyperion-v4l2/hyperion-v4l2.cpp

@@ -30,6 +30,7 @@ void saveScreenshot(void *, const Image<ColorRgb> & image)
 
 int main(int argc, char** argv)
 {
+	// force the locale
 	setlocale(LC_ALL, "C");
 
 	try

src/hyperiond/hyperiond.cpp

@@ -6,6 +6,7 @@
 // QT includes
 #include <QCoreApplication>
 #include <QResource>
+#include <QLocale>
 
 // config includes
 #include "HyperionConfig.h"
@@ -71,7 +72,6 @@ Json::Value loadConfig(const std::string & configFile)
 int main(int argc, char** argv)
 {
 	std::cout << "Application build time: " << __DATE__ << " " << __TIME__ << std::endl;
-	std::cout << "Locale = " << setlocale(LC_ALL, "C") << std::endl;
 
 	// Initialising QCoreApplication
 	QCoreApplication app(argc, argv);
@@ -80,6 +80,10 @@ int main(int argc, char** argv)
 	signal(SIGINT,  signal_handler);
 	signal(SIGTERM, signal_handler);
 
+	// force the locale
+	setlocale(LC_ALL, "C");
+	QLocale::setDefault(QLocale::c());
+
 	if (argc < 2)
 	{
 		std::cout << "Missing required configuration file. Usage:" << std::endl;