Fixing exp timestamp in capability token.
use https instead of http for the GET test
Merge branch 'use-https-for-tests' of github.com:brettgerry/twilio-salesforce into update-headers
Fixing exp timestamp in capability token.
add Accept-Charset header and update version and agent
merge capability token timestamp fix
Merge pull request #28 from brettgerry/update-headers

Update headers for requests and fix capability token exp timestamp