Release 1.7
- Feature: Added session.open() function that only opens a session but doesn't send the cookie (until start is called). See also: #12 (Thanks @junhanamaki)
- Bugfix: Fixed cookie expiration time format on Firefox bug: #10 (Thanks @junhanamaki)
- Bugfix: Fixed an issue of overwriting a variable: #11 (Thanks @junhanamaki)