Add support for wildcards in Windows CMD (#329)

Windows does not support wildcard expansion in cmd, this adds 'wild' crate (as discussed in #309) that handles everything transparently, so wildcards work everywhere.

Fixes #309

src/main.rs

@@ -16,6 +16,7 @@ extern crate console;
 extern crate directories;
 extern crate git2;
 extern crate syntect;
+extern crate wild;
 
 mod app;
 mod assets;