Fix COPY PLUGIN

Author: izzyreal

CMakeLists.txt

@@ -33,7 +33,9 @@ if(APPLE)
 endif()
 
 set (JUCE_ENABLE_MODULE_SOURCE_GROUPS ON)
-set (JUCE_COPY_PLUGIN_AFTER_BUILD ON)
+if(NOT DEFINED JUCE_COPY_PLUGIN_AFTER_BUILD)
+  set(JUCE_COPY_PLUGIN_AFTER_BUILD ON CACHE BOOL "Copy JUCE plugin after build")
+endif()
 set_property(GLOBAL PROPERTY USE_FOLDERS YES)
 
 if (APPLE)