Updated roadmap per Promcon discussion. (#663)
Updated roadmap per Promcon discussion. (#663)

This is per the notes from Promcon.
I decided to leave in the client library/exporter section,
but altered to be more hand wavy.
du2016/prometheus-docs,Cepave/openfalcon.io,chosenken/docs,open-falcon/open-falcon.github.io,ddfreyne/prometheus-docs,prometheus/docs,prometheus/docs,open-falcon/open-falcon.github.io,ddfreyne/prometheus-docs,Cepave/openfalcon.io,ddfreyne/prometheus-docs,ddfreyne/prometheus-docs,chosenken/docs,open-falcon/open-falcon.github.io,Cepave/openfalcon.io,du2016/prometheus-docs,chosenken/docs,chosenken/docs,du2016/prometheus-docs,prometheus/docs