Update README.md

/tools should be in the path
Merge pull request #40 from RAbraham/master

edited README
Merge remote-tracking branch 'origin/development'
Merge branch 'development'
Don't create menus until after context is available
Merge branch 'master' of github.com:geeksville/arduleader
Fix HUD CPU
show icons for waypoint rows
basic waypoint list view works
misc
Add parameter documention reader & reference documentation XML
Decode parameter values in parameter list
waypoint editing is a lot nicer
fix hud alt display
0.2.00 release
Begin making ParameterEditFragment
Try different highlight color
Fix lead-it mode (by considering angle of declination)
Prepare for parameter editor fragment
begin adding new param editor