Merge pull request #15 from JerrySievert/master

add debug capability
Merge pull request #16 from JerrySievert/master

add ping route
Merge branch 'master' of github.com:Esri/pushlet
Refactor to always send all custom properties on push notifications to APNS.
add "debug" property to README and sample client.
moved "debug" to top-level API param on google.js too
Merge pull request #17 from aaronpk/master

Fix sending custom properties in APNS
update to set max http pool higher than 5
Merge branch 'master' of github.com:Esri/pushlet