Recursion-trace

This is the first stable release of the project. Features include:

- Tracing/logging Recursion calls
- Visualizing recursion call logs
- Supports Mutual recursion

Please see the README for usage instructions.

Can render animation by setting `make_animation=True` as argument to `show_recursion_tree` function

Added feature:
- Can render an animated video representing recursion-tree construction

Added features:
- Supports tracking of mutual recursive functions

Extra features added:
- Display max_depth at top-right of graph