hbase: New package and NixOS module
opentsdb: New package and NixOS module
New packages: bosun and scollector
opentsdb: Upgrade to 2.1.0-RC1
scollector: New NixOS module
Add a NixOS module to run bosun
scollector should talk to Bosun, not OpenTSDB
Add an `extraConfig` option to `bosun`
hbase should use dataDir to specify where to store data
OpenTSDB should create its schema on start up
bosun: Update to 20141119233013
scollector: Allow users to specify external collectors
Add meta information to hbase, bosun, scollector, opentsdb
opentsdb: Enable chunked API requests by default