Update .gitignore to allow files in bin/
Load YUM module
Create the basic skeleton for YUM class
Add script for generating pydoc html documentation
Implement function _database_file()
Implement function _transactions_newer_than()
Inform about permissions
Fix importing modules from parent directory
Previous code worked only when script was run from tracer's root directory
Implement function packages_newer_than()
Implement package_files method
Add module to work with files in memory
Print modified packages
Add __init__.py file
Add possibility to track only specified files
Comment some functions
Choose package manager according to installed distribution
Deal with zombie processes
Add basic portage support
Remove meaningless commented code
Change package managers API. Use package_files() instead of is_from()