Merge pull request #2587 from mbroadst/add-logging-env-var

add environment variable to enable logging during tests

test/support.js

@@ -74,7 +74,7 @@ var Support = {
 
 
     var sequelizeOptions = _.defaults(options, {
     var sequelizeOptions = _.defaults(options, {
       host:           options.host || config.host,
       host:           options.host || config.host,
-      logging:        false,
+      logging:        (process.env.SEQ_LOG ? console.log : false),
       dialect:        options.dialect,
       dialect:        options.dialect,
       port:           options.port || process.env.SEQ_PORT || config.port,
       port:           options.port || process.env.SEQ_PORT || config.port,
       pool:           config.pool,
       pool:           config.pool,