Release Prolific Evaluator 3.1.0-alpha.3.
Release Prolific Evaluator 3.1.0-alpha.3.

 * Do not rename processor if it is in search path. Closes #1147.
 * Make processor as CommonJS as possible. Closes #1004. See #1003.

Closes #1148.

bigeasy/prolific,bigeasy/prolific