fix compile warning and version bump

Author: marazmista

radeon-profile/dialogs/dialog_sliders.cpp

@@ -52,4 +52,6 @@ unsigned Dialog_sliders::getValue(DialogSet set) const {
         case DialogSet::SECOND:
             return ui->slider_value2->value();
     }
+
+    return 0;
 }

radeon-profile/radeon_profile.h

@@ -27,7 +27,7 @@
 #define minFanStepSpeed 0
 #define maxFanStepSpeed 100
 
-#define appVersion 20190127
+#define appVersion 20190211
 
 namespace Ui {
 class radeon_profile;