fix GEARPUMP-212 Make Gearpump's shaded artifacts publishable
fix GEARPUMP-212 Make Gearpump's shaded artifacts publishable

Author: huafengw <fvunicorn@gmail.com>

Closes #87 from huafengw/fix212.

manuzhang/incubator-gearpump,manuzhang/incubator-gearpump,manuzhang/incubator-gearpump,manuzhang/incubator-gearpump,manuzhang/incubator-gearpump