Fixed GLOS DatabaseStation creation
GLOS get observation codepath fixed up
Remove debug and unused things from GLOS observation retriever
Merge branch 'master' of github.com:kwilcox/sensor-web-harvester
Fix STORET's URL building/access for metadata retrieval
Update ISO Writer for STORET
Parallelize STORET retreival
Break STORET updater into chunks of 1000 to help update db incrementally
Better progress log messages for STORET
Add STORET_FULL_UPDATE env var checking to do a full update
Don't add GLOS metadata to every ISO (most don't have to do with GLOS at all)
Update install instructions
HADS iso writer
Promote getExtents to ISOWriter base, use defined base methods in HADS writer
Fix bugs in XML output of ISO writer
Only output serviceidentification blocks in ISO when there's service ops
Merge branch 'master' of github.com:daf/sensor-web-harvester
Add time extents to Stations

Imports time extents for:
- SOS based (NDBC, COOPS)
- GLOS
- STORET

Ignores:
- HADS
- NERRS
- NOAA-WEATHER
- RAWS
- SNOTEL
- USGS-WATER
Compliance with downstream Phenomenon project