ptScheduler v2.2.0

• Added new functions - isEnabled() and isSuspended().

ptScheduler v2.1.3

• Added Doxygen-style descriptions.
• Added more comments.

ptScheduler v2.1.0

1. I have fixed many issues with the micros() implementation.
2. Added macros for the commonly used time periods and their corresponding frequency values.
3. Simplified the library interface and logic by making the type of tasks down to just two; ONESHOT and SPANNING. Everything else about the task is customizable.
4. Renamed functions and variables to better reflect their jobs.

ptScheduler v1.1.2

Updates for the Arduino library.

Initial Release v1.1.0 for Arduino

This is release version 1.1.0 for public Arduino library pool.