add node_module file missing from git
added override option
Merge pull request #1 from glg/override

added option to override auto-selection of service url
removing dependency on Promise from nectar.js
Merge branch 'master' of github.com:glg/nectar
Merge branch 'master' of github.com:glg/nectar
Merge branch 'master' of github.com:glg/nectar
Update bower.json
local and full builds should not run if another local or full build is already running
interleaved results should show timing and warnings even if there are no results
fixed jump queryTimeout in worker.  don't attach warnings property to response if there are no warnings
removed unnecessary check for empty first result
fixing logging of warnings on query completed