Remove legacy/unused/unsuppported code & files

-Update .travis.yml
-Restart app automatically on settings change
-Fix unit tests compilation
-Update Info.plist.sample
-Update rdm.icns
-Update logo

src/main.cpp

@@ -3,36 +3,24 @@
 #include <QGuiApplication>
 
 #include "app/app.h"
-#include "modules/crashhandler/crashhandler.h"
 
-#ifdef LINUX_SIGNALS
-#include <sigwatch.h>
-#endif
+#define RESTART_CODE 1000
 
 int main(int argc, char *argv[])
 {           
 #if defined(Q_OS_WIN) || defined(Q_OS_LINUX)
     QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
-#endif
+#endif    
+    int returnCode = 0;
 
-    #ifndef QT_DEBUG
-    QFileInfo appPath(QString::fromLocal8Bit(argv[0]));
-    QString appDir(appPath.absoluteDir().path());
-    QString crashReporterPath = QString("%1/crashreporter").arg(appDir.isEmpty() ? "." : appDir);
-    CrashHandler::instance()->Init(QDir::homePath(), appPath.absoluteFilePath(), crashReporterPath);
-    #endif
+    do
+    {
+        Application a(argc, argv);
+        a.initModels();
+        a.initQml();
+        returnCode = a.exec();
+    } while(returnCode == RESTART_CODE);
 
-    Application a(argc, argv);
-    a.initModels();
-    a.initQml();
-
-    #ifdef LINUX_SIGNALS
-    UnixSignalWatcher sigwatch;
-    sigwatch.watchForSignal(SIGINT);
-    sigwatch.watchForSignal(SIGTERM);
-    QObject::connect(&sigwatch, SIGNAL(unixSignal(int)), &a, SLOT(quit()));
-    #endif
-
-    return a.exec();
+    return returnCode;
 }