build: offer windows 64 bit build (issue #300)

* update to clang/llvm to 3.9
* update to qt 5.8
* fixed windows javapathdetector for 64 bit java.
* added LibGui as dependency to tests
* fixed legacy Java 6 install necessary on MacOS
* fixed setting of user path for 64 bit build
* added missing pngs to windows installer
* renamed graph zoom button images
* reverted moving of setupLogging call to fix crash on deployed exe

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deployment/windows/wixSetup/Setup/build/Setup/Setup.vcxproj

@@ -105,7 +105,7 @@
       </PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN64;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -138,7 +138,7 @@
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN64;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>

deployment/windows/wixSetup/Setup/src/main.cpp

@@ -4,8 +4,11 @@
 int main()
 {
 	HKEY hKey;
+#ifdef WIN64
+	LONG lResult = RegOpenKeyEx(HKEY_CURRENT_USER, TEXT("Software\\Coati Software OG\\Coati 64-bit\\coatiSoftwareAppData"), 0, KEY_READ, &hKey);
+#else
 	LONG lResult = RegOpenKeyEx(HKEY_CURRENT_USER, TEXT("Software\\Coati Software OG\\Coati\\coatiSoftwareAppData"), 0, KEY_READ, &hKey);
-
+#endif
 	if (lResult == ERROR_SUCCESS)
 	{
 		std::cout << "Coati found" << std::endl;