Merge pull request #5 from nightscout/dev

11/17
Set treatment Priority to 0 / Normal.  Current master has CP treatments as high priority, Meter BG as low priority.  IMO High priority should be reserved for future BG threshold alarms.  It's also easier to read CP treatments from Pushover with a white background.
Merge pull request #266 from jimsiff/wip/Priority

Set Pushover notification priority to normal for Care Portal treatments.