Implement fragments

Basic fragments with noting interesting inside just two textview.
Add google map

+ Revert last commit to remove commentaries in mapFragment.java
Split view with two fragments
Function addMarker added

Test communication between Fragment and FragmentActivity
Add location, menu bar and icon action location found
Add distance calculate. Modified menu.
Add methods setTextView in fragment
align textview statistics fragment. Set altitude when location change
Add altitude for first user location
Refactor get distance between two location and fragment method
Add layout currentSpeed and averageSpeed
Add marker for current position
Re arrangement fragment layout

More simple fragment stats.
New marker for current position.
Change LinearLayout to RelativeLayout. Add button stop running
Set LatLng current marker on location change
Implement time between locations
Add method getSpeed with distance and time
Add current user speed
Add polyline between invisible markers
Modified Polyline drawing