Re-structure and improved organization - RERUN install.sh

Please re-run install.sh after updating. Klipper will prompt you.

Cleaned up README

• Fixed grammatical issues
• Updated roadmap
• Updated Console output
• Updated configuration example to work out of the box

Organized classes into different folders

• Updated install.sh to work with new structure
• Moved everything to autospeed sub directory
  • autospeed/funcs.py: generic functions, like calculate_distance
  • autospeed/main.py: AutoSpeed class
  • autospeed/move.py: Move class and children
  • autospeed/wrappers.py: Results and Attempt wrappers