Add name to thread id and enable timer auto disable and enable featur…

…e support.

Merge pull request #25 from At-EC/private/riven/timeout

Private/riven/timeout

The oldest thread has highest priority compared with the thread of a …

…same priority.

Implement message publish and subscribe feature.

Semaphore starts to support multiple count limits.

Merge pull request #23 from At-EC/private/riven/pool

Implement feature memory pool.

Add time analysis trace to monitor rtos kernal use.

Enable clang-format in the kernal source code.

Add the license content into script and file header.

Update the ARM Cortex-M core and peripherals configuration declaration.