Silence MSVC C4018 warnings

.appveyor.yml

@@ -1,4 +1,4 @@
-version: 13.37.{build}
+version: 13.38.{build}
 
 configuration:
   - Release

gpxsee.pro

@@ -3,7 +3,7 @@ unix:!macx:!android {
 } else {
     TARGET = GPXSee
 }
-VERSION = 13.37
+VERSION = 13.38
 
 QT += core \
     gui \

pkg/windows/gpxsee64.nsi

@@ -49,7 +49,7 @@ Unicode true
 ; The name of the installer
 Name "GPXSee"
 ; Program version
-!define VERSION "13.37"
+!define VERSION "13.38"
 
 ; The file to write
 OutFile "GPXSee-${VERSION}_x64.exe"

src/map/IMG/rgnfile.cpp

@@ -133,9 +133,7 @@ bool RGNFile::readBuoyInfo(Handle &hdl, quint8 flags, quint32 size,
 bool RGNFile::readLightInfo(Handle &hdl, quint8 flags, quint32 size,
   MapData::Point *point) const
 {
-	quint16 flags1;
-	quint8 flags2;
-	quint32 unused;
+	quint32 flags1, flags2, unused;
 
 	if (!(size >= 3 && readUInt16(hdl, flags1) && readUInt8(hdl, flags2)))
 		return false;