refactored hover code
Merge branch 'flightControl' of https://github.com/ConnectedMachines/tessel-code
Added server intergration to hover and land functions
Added server responses for takeoff and land
Merge branch 'flightControl' of https://github.com/ConnectedMachines/tessel-code

Conflicts:
	oldHover.js
Added maxmin difference between motors conditional
Switched motors 2 and 4 for set timeout
Added in acceptable maxmin difference to throttle and log changes
Reimplimented oldHover.js
Modularized balance/hover code
Merge pull request #5 from gabdallah222/master

Added in hover and logs