when a recent MBG is received via the api and pushover is configured send a notification
a simple script to post an MBG
changed offset to 10 minues; store/check lastMBG time to prevent sending dupes
Merge branch 'dev' into wip/mbg-push
Merge pull request #204 from nightscout/wip/mbg-push

Send Pushover notification when MBG is received via the api
bump version to 0.5.0
ensure indexes on the date, type, and sgv fields for the entries collection at startup
fix tests
renamed entries.api() to entries.storage(); renamed entriesAPI to entriesStorage; also ensure indexes for treatments and devicestatus collections
Merge pull request #210 from nightscout/wip/indexes

ensure indexes on the date, type, and sgv fields at startup
merged dev into iob-cob, fixed minor conflicts in server.js