Merge pull request #4 from TEdit/master

Import latest updates 14222
Merge pull request #5 from TEdit/master

Update fork 2014-09-23
Fix issue with version check

Updated CheckVersion() to accept versions in either M.m.b or M.m.b.r
formats (currently failing on M.m.b.r teditversion.txt)
Merge pull request #563 from SBlogic/master

Fix issue with version check
Update SpriteTool.cs

Users can now draw and make lines with sprites no larger than 1x1 tile using the sprite tool. This enables them to make lines with platforms, cart tracks, and other small sprites.
Merge pull request #568 from SvardXI/patch-3

Update SpriteTool.cs