Create a main cli interface to select the feature user want to use #54

Available features

• Create labels

1. Create a label in a single repository
2. Create labels in multiple repositories
3. Create labels in each repository in org or user

• Copy Labels

1. Copy labels from given repository to another

• Generate report (in a given date range)

1. Number of commits to multiple repositories or organization
2. Number of pull request to ""
3. Number of Issues in ""