Changes:
	- Added AirplaneProfileActivity user interface
	- Added CruisePerformanceActivity with user interface
	- Made  Small style changes across the app
	- Added support for landscape mode across most activities
	
Todo:
	- Must build serializable airplane profile class
	- Must build calculations activity interface
	- Add landscape support for newFlightactivity
Changes:
-Implemented Serializable airplaneProfileModel 	and
cruisePerformanceModel

Todo:
- Implement new classes in activities
- Must build calculations activity interface
- Add landscape support for newFlightactivity
Merge pull request #11 from fssaez/master

updating
Changes:
-added airplanecollectionModel in order to have only one serialiable
file with all the airplanes data
Changes :
-Impemented Working serialization between airplaneListActivity and
 airplaneProfileActivity
 
 Bug:
 - If a profile's name, model or brand is modified it gets added as a
  new plane
 
 Todo:
 -Impement betweek airplaneProfileActivity and cruisePerformanceActivity
Merge branch 'master' of ssh://git@github.com/ManuelCintron/Walrus.git
Updated mapview
Merge pull request #15 from ManuelCintron/master

updating