Adding a quick stab at the TTS version of the installed application
Removing the lasterror, checking on the events.
Make the in-app payments sample a bit more flexible by allowing the user to specify their own JWT.
don't have a default jwt for production
[usb-label-printer] Claimed and released USB Interface
[usb-label-printer] stopped camera stream when it's not needed
[usb-label-printer] Bumped manifest version
removed references to url-handler CWS link
one-time payment sample
adding screenshot
updating to match version in the CWS
added note about sample app not being for sale in the CWS
show manifest relevant keys in "show source" window
Add info on how to adapt usb-label-printer to other printers
updating buy.js
Merge branch 'master' of https://github.com/GoogleChrome/chrome-app-samples
Add http: method for API docs link

Without the method the link does not work (with Win7 Chrome).
Merge pull request #179 from ecki/patch-1

Add http: method for API docs link
Fix typo
Merge pull request #180 from carsonmcdonald/urlhandlertypo

Fix typo