* tf_fe lib renaming to switch to new fe
* Apply suggestions from code review
* 1. implements renaming for win os
2. --api_2 key is equal to True by default
* --ir_version key is equal to '11' by default
* resolves merge conflicts
* check if file to rename exists
Co-authored-by: Evgenya Stepyreva <eva.my.link@gmail.com>