Merge pull request #61 from Macjon/master

Added the basic UIView constructors
Added a SharedAssemblyVersion file to ease versioning across all assemblies.
Merge branch 'master' of https://github.com/xivk/OsmSharp
Updated nuspec.
Updated MapViewAnimator.
Updated nuspec.
Fixed incorrect parameter check.
Fixed iOS Sample.
Updated OsmSharpTestFiles. Should fix part of #59 and #60.
Update Android sample.
Minor optimization in rendering code.
Removed GPX file.
Fixed build configuration iOS.
Fixed cappedstream bug.
Fixed sync bug in animator causing hanging threads on iOS. New threads take preference.
Increased distance in router tracker to calculate tilt. Quickfix for 360 rotation issue.
Fixed several Android performance problems. Improved overall rendering performance.
Fixed marker positioning.
Fixed Android markers. Updated Android mapview invalidation trigger. Updated RouteTrackerAnimator.
New invalidation strategy for Android.