fix postgres for non-pool users
updated node-mysql
Merge pull request #958 from mickhansen/no-pool-postgres

fix postgres for non-pool users
Merge branch 'master' of github.com:sequelize/sequelize
minor adjustment
pool party
change column postgresql defaul, spacing bug
Merge pull request #968 from feroc1ty/master

change column postgresql defaul, spacing bug 1.7.0 fix