Shared: Prepare model generation for C++ adoption #542

Job	Run time
Model Difference (apache/commons-logging)	3m 41s
Model Difference (apache/commons-codec)	4m 4s
Model Difference (apache/commons-beanutils)	3m 53s
Model Difference (apache/commons-io)	4m 12s
Model Difference (apache/commons-lang)	4m 21s
Model Difference (apache/commons-validator)	3m 49s
Model Difference (apache/commons-csv)	3m 55s
Model Difference (apache/dubbo)	6m 30s
Model Difference (apache/commons-fileupload)	3m 48s
	38m 13s

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