Adds raml/ directory with RAML api spec
Schemas moved from api/schemas to raml/schemas
Add Abao to Travis build for automated integration testing based on API spec
Add Abao test hooks to enable some very basic workflow testing

Clear schema path from db to support PR #399

Add DB index for API keys and optimize code

AnalysisJobPlacer should not require metadata

Remove api loopback request for schema ref resolution

Build context

Test for build context

First pass at gear configuration

Enable Warning checks with pylint

Add initial support for user API keys