Format seconds metric by week if needed

Conflicts:
	.gitignore
	src/app/partials/influxdb/editor.html
	src/app/services/influxdb/influxdbDatasource.js

Fix for exclusive series toggling (hold down CTRL, SHIFT or META key) and left click a series for exclusive toggling
  CTRL does not work on MAC OSX but SHIFT or META should (depending on browser) (Closes #350, Fixes #472)

Improvement to InfluxDB query editor and function/value column selection, more space efficient, Closes #473

small changes to PR #327, Partial support for url encoded metric names when using graphite datasource

Fix for graphite function selection menu that some times draws outside screen. It now displays upward (Fixes #293)

Merge branch 'feature/influxdb-filters' of github.com:mavimo/grafana into mavimo-feature/influxdb-filters

Fix to series toggling bug that caused annotations to be hidden when toggling (hiding) series. Fixes #328

add graphite function isNonNull

These status codes are likely to be to be unretryable errors coming from
influx (most likely bad queries)

improved asset (css/js) build pipeline, added revision to css and js. Will remove issues related to the browser cache when upgrading grafana and improve load performance (Fixes #418)

worked on css and js asset reving, and angular partial precaching, still need to fix panel module.html, issue #418