CMake install configuration

This is 99% for *nix based operating systems; it may work elsewhere but
it's not recommended.

cmake/utils/qvm_tools.cmake

@@ -82,4 +82,8 @@ function(add_qvm MODULE_NAME)
 
     string(REGEX REPLACE "[^A-Za-z0-9]" "_" TARGET_NAME ${MODULE_NAME})
     add_custom_target(${TARGET_NAME} ALL DEPENDS ${QVM_FILE})
+
+    if(ARG_OUTPUT_DIRECTORY)
+        install(FILES ${QVM_FILE} DESTINATION ${ARG_OUTPUT_DIRECTORY})
+    endif()
 endfunction()