Merge various RL approaches into main

[mattrobmattrob]

Bring in @SouravDaedo's work into the main branch to have a record of it.

Branch	File	Description	Completed By
rl_online_app	c1a_Direct_run_600_v1.py	Direct learning approach	#49
rl_online_app	c1c_Online_rbc_run.py	RBC approach	#49
rl_tl_app	TBD	Rule extraction method for transfer learning	#50
rl_irl	Coming soon	Inverse learning.