Add some notes
Add more notes on git commands
ideas: add more git commands

Add notes about:
* checkout
* revert
* reset
* clean
README: Update topic serperation

Also moved trivial white space on link
GitBasics: Add git init and cloning information

Git Basics: Added git init

GitBasics: Added cloning projects
GitBasics: Add git status introduction
GitBasics: Add git staging section
GitBasics: Add first commit section
GitBasics: Add the some tutorial outline
GitBasics: Add summary table of sections
GitBasics: Fix summary table anchor links
GitBasics: Updat Git staging section
GitBasics: Update git staging description
README: Give file correct extension (README.md)
ideas: Change file name to notes.txt