Fix gcc and clang -Wdouble-promotion

src/tabcontrollers/UtilitiesTabController.cpp

@@ -534,7 +534,8 @@ void UtilitiesTabController::eventLoopTick()
                             i,
                             vr::ETrackedDeviceProperty::
                                 Prop_DeviceBatteryPercentage_Float );
-                    int batteryState = ceil( battery * 5 );
+                    int batteryState = static_cast<int>(
+                        ceil( static_cast<float>( battery * 5 ) ) );
 
                     if ( batteryState != m_batteryState[i] )
                     {

third-party/easylogging++/easylogging++.cc

@@ -1202,7 +1202,7 @@ base::type::string_t DateTime::formatTime(unsigned long long time, base::Timesta
     if (time <= base::consts::kTimeFormats[i].value) {
       break;
     }
-    if (base::consts::kTimeFormats[i].value == 1000.0f && time / 1000.0f < 1.9f) {
+    if (base::consts::kTimeFormats[i].value == 1000.0 && time / 1000.0f < 1.9f) {
       break;
     }
     time /= static_cast<decltype(time)>(base::consts::kTimeFormats[i].value);