- Added algorithm, log and cookie expiration time constants.
- Added new demos / tests for session already exists and session regenerate id.
- Refactored _encrypt and _decrypt into their own functions so they can be inherited by classes which extend this base.
- Added cookie wrapper
- Added error logging function
- Added code to handle session_regenerate_id (experimental)
- Added check to see if session was active in constructor.
- Added setConfiguration function to set opinionated settings for php.ini.
- Changed hardcoded slash to DIRECTORY_SEPARATOR when setting save path.
- Quote constant name when evaluating defined().