fix malformed jade template
add default rating to 0:NoRating in nowcast
changed No-Rating text to match styles def
added autoscroll so that the viewport resets when moving between states
adding git yum dependency
refactored api use aws doc client
add some error trapping
Merge branch 'dev' of https://github.com/avalanche-canada/ac-web into dev

* 'dev' of https://github.com/avalanche-canada/ac-web:
  add some error trapping
  refactored api use aws doc client
  adding git yum dependency
  changed No-Rating text to match styles def
  add default rating to 0:NoRating in nowcast
  fix malformed jade template
comment out temp aws creds
Merge branch 'dev' of https://github.com/avalanche-canada/ac-web into dev

* 'dev' of https://github.com/avalanche-canada/ac-web:
  comment out temp aws creds
trying another flavor of adding a git dep
fixed use of wrong response obj
add hard code aws region in AWS.config
doc add aws creds how-to
removed get aws creds from aws.json

Added section in README which explains how to pass in credentials for
dev.
add auth0 jwt implementation on server
fix jshint missing ;
added youth and date filter
merged with dev
removed incidents and observations from header