pg: remove the useless connection string
Fix default scope being overwritten. Closes #2087
Deleted obsolete .watcher file (releted to old docs generation?
Tell istanbul to ignore abstract method in abstract query generator. https://github.com/gotwarlost/istanbul/blob/master/ignoring-code-for-coverage.md
pg: remove the useless connection string
Merge branch 'useless-pg-connection-string' of github.com:sentencesio/sequelize into useless-pg-connection-string

Conflicts:
	lib/dialects/postgres/connection-manager.js
pg: remove useless connection string
Merge pull request #2039 from sentencesio/useless-pg-connection-string

pg: remove the useless connection string
Initial setup for ms sql server support