feat(cloudwatch): refactoring and cleanup of backend code, started moving hard coded stuff in the frontend to the backend, changed name of metricFind queries region() -> regions() , and namespace() -> namespaces() to be more consistent with the others, #684

feat(cloudwatch): lots of code refactoring and cleanup, #684, dimension values lookup works but seems to return all dimension values no matter what dimension key you select, removed strange formating of template dimension values query, should not return key value pair but only the dimension value

feat(cloudwatch): code refactoring and cleanup, trying to rewrite so the code uses promises instead of ccallbacks, #684

Conflicts:
	public/test/specs/cloudwatch-datasource-specs.js

add graphite multiplySeries function

Missing carriage return in init script when displaying usage

fix(phantomjs binary): fixed PR #2832 so that it works on linux, now phantomjs based server side rendershould work on mac and linux, maybe even windows

fix(dashbard save as): fixed wonky behavior in save as modal, cursor to the end randomly, fixes #2837

fix(singestat): fixed missing sparklines, caused by recent changes to time range handling, fixes #2815

feat(elasticsearch): templating terms query should have size set to zero to return all terms, fixes #2827

Single stat panel throws warning on multiple series result.