Couple of tweaks to VST3 generation.

extras/Introjucer/Source/Project/jucer_AudioPluginModule.h

@@ -281,7 +281,7 @@ namespace VSTHelpers
                     config->getValue (Ids::useRuntimeLibDLL) = true;
 
                 if (config->getValue (Ids::postbuildCommand).toString().isEmpty())
-                    config->getValue (Ids::postbuildCommand) = "copy /Y $(OutDir)$(TargetFileName) $(OutDir)$(TargetName).vst3";
+                    config->getValue (Ids::postbuildCommand) = "copy /Y \"$(OutDir)$(TargetFileName)\" \"$(OutDir)$(TargetName).vst3\"";
             }
         }
     }

extras/audio plugin demo/Builds/VisualStudio2005/JuceDemoPlugin.vcproj

@@ -66,7 +66,7 @@
       <Tool Name="VCAppVerifierTool"/>
       <Tool Name="VCPostBuildEventTool"
             Description="Post-build"
-            CommandLine="copy /Y $(OutDir)$(TargetFileName) $(OutDir)$(TargetName).vst3"/>
+            CommandLine="copy /Y &quot;$(OutDir)$(TargetFileName)&quot; &quot;$(OutDir)$(TargetName).vst3&quot;"/>
     </Configuration>
     <Configuration Name="Release|Win32"
                    OutputDirectory=".\Release"
@@ -127,7 +127,7 @@
       <Tool Name="VCAppVerifierTool"/>
       <Tool Name="VCPostBuildEventTool"
             Description="Post-build"
-            CommandLine="copy /Y $(OutDir)$(TargetFileName) $(OutDir)$(TargetName).vst3"/>
+            CommandLine="copy /Y &quot;$(OutDir)$(TargetFileName)&quot; &quot;$(OutDir)$(TargetName).vst3&quot;"/>
     </Configuration>
   </Configurations>
   <References/>

extras/audio plugin demo/Builds/VisualStudio2008/JuceDemoPlugin.vcproj

@@ -66,7 +66,7 @@
       <Tool Name="VCAppVerifierTool"/>
       <Tool Name="VCPostBuildEventTool"
             Description="Post-build"
-            CommandLine="copy /Y $(OutDir)$(TargetFileName) $(OutDir)$(TargetName).vst3"/>
+            CommandLine="copy /Y &quot;$(OutDir)$(TargetFileName)&quot; &quot;$(OutDir)$(TargetName).vst3&quot;"/>
     </Configuration>
     <Configuration Name="Release|Win32"
                    OutputDirectory=".\Release"
@@ -127,7 +127,7 @@
       <Tool Name="VCAppVerifierTool"/>
       <Tool Name="VCPostBuildEventTool"
             Description="Post-build"
-            CommandLine="copy /Y $(OutDir)$(TargetFileName) $(OutDir)$(TargetName).vst3"/>
+            CommandLine="copy /Y &quot;$(OutDir)$(TargetFileName)&quot; &quot;$(OutDir)$(TargetName).vst3&quot;"/>
     </Configuration>
   </Configurations>
   <References/>

modules/juce_audio_plugin_client/VST3/juce_VST3_Wrapper.cpp

@@ -1460,7 +1460,7 @@ private:
 
 #ifndef JucePlugin_Vst3Category
    #if JucePlugin_IsSynth
-    #define JucePlugin_Vst3Category Vst::PlugType::kInstrument
+    #define JucePlugin_Vst3Category Vst::PlugType::kInstrumentSynth
    #else
     #define JucePlugin_Vst3Category Vst::PlugType::kFx
    #endif