Make it possible to print cURL commands, useful for debugging
Update README
Use channel to send cURL commands, rather than just printing them to the console
Merge pull request #46 from derekchiang/0.2

A set of changes
Add test cases for SetCurlChan
Merge pull request #48 from derekchiang/0.2

Add test cases for SetCurlChan
v0.2.0-rc1
Rename Index to ModifiedIndex

etcd made this change in coreos/etcd@06f1b7f2
Merge pull request #50 from hmarr/modified-index

Rename Index to ModifiedIndex