Merge pull request #16 from enyim/master

TileReader now can read CSV encoded layers.
Fixed version number.
Add support for tiled supporting decimal object positions and update tests to reflect this.
Add xunit test adapter for visual studio to make it easy for new committers to run the tests.
Merge pull request #17 from naeemkhedarun/master

Update for decimal object positions.
Increased version number to 0.1.6.
Added notes about known issues and dependencies
Correct issue with copy paste in README.md
Merge pull request #18 from wmccullough/master

Added missing notes about required dependencies.
Added SharpZipLib NuGet dependency.
Layer visibility in newer files is int (instead of bool).
TiledReader can now process maps with linked tilesets where the map is not
coming from the file system using a custom tileset resolver.