Version 2.0

This release comes with two new features:

• Option to change the separator for the tree output. Use -s or --separator with the command line utility, or pass the separator in the constructor: FileManager(path, separator). PR: #28
• Add exists utility function to check if a directory exists or not. PR: #29

Change Log:

• FEAT: Add exists utility to check if directory exists
• FEAT: Adding separator as an option for users to change the output tree
• [ADD] Debug Function with Variadic Functions

Contributors: @krshrimali @rajivnayanc

Full Changelog: 1.0...2.0