Use the https API URL.
Bump min version to Gingerbread (2.3)
We need some of the newer features for HTTP connections.
Switch to using Http(s)URLConnection.
This resolves issues with SNI for SSL, and should be a bit more efficient too.
Add missing apostrophe in error string.
Merge pull request #5 from joindin/use-https

Switch to using the HttpsURLConnection objects