golint suggestions.
Encode TypeMissing base on special string literal.

Change-Id: Ifc95ae14633f7e35cf7629c585bbbba07d7f05e6
query:value.NewValueFromBytes() deprecated

Change-Id: I9c78bde0027ae29cbc555da4b3e80f8fa416cf88
Removed monster dependancy from script program.