Merge pull request #32 from abadd/master

Add compiling notice for Windows users in README

README.markdown

@@ -54,6 +54,10 @@ ui.window(im_str!("Hello world"))
     cargo run --example test_window
     cargo run --example test_window_impl
 
+Note to Windows users:  You will need to use the *MSVC ABI* version of the Rust compiler along 
+with its associated [dependencies](https://www.rust-lang.org/en-US/downloads.html#win-foot) to 
+build this libary and run the examples.
+
 ## How to contribute
 
 1. Change or add something