Updated jobs and salaries to use promises, and salary node created on job creation.
Updated equities and companies to use promises with node created on job creation.
Updated locations to use promises with node created on job creation.
Updated roles to use promises with multiple role nodes created on job creation.
added autobuild skill and relations when a user is created
Merge branch 'api' of github.com:neo4jobs/neo4co into api
added creation of location when user is created
saves user to db when user authenticates with linkedin
Merge branch 'api' into client