Addition of 4 task functions to API (but pointers)
Includes: vTaskGetRunTimeStats, vTaskSetApplicationTaskTag,
xTaskGetApplicationTaskTag, and xTaskCallApplicationTaskHook
Functions are commented out, because how to pointer?
Forgot to frt_xTaskGetApplicationTaskTag stub
Merge branch 'master' into tasks

Conflicts:
	src/components/implementation/no_interface/freertos/freertos_klib.h
	src/components/implementation/no_interface/freertos_app/freertos_lib.h
Merge pull request #1 from phil-lopreiato/tasks

Merging tasks functions from Phil | Last four functions in task utilities api