correct examples/approaches structure
Rename navigation types
Update index.html.erb.md

Minor editorial suggestions
Update tips.html.erb.md

Editorial suggestions
Merge pull request #107 from AndrewArch/patch-4

Update tips.html.erb.md
Merge pull request #106 from AndrewArch/patch-3

Update index.html.erb.md
Remove hyphens
Update structure.html.erb.md
Update controls.html.erb.md