Merge pull request #1 from kagia/rust0.11

Fixes for rust nightly

Author: tailhook

Makefile

@@ -1,4 +1,4 @@
-LIBNAME := $(shell rustc --crate-file-name argparse/mod.rs)
+LIBNAME := $(shell rustc --print-file-name argparse/mod.rs)
 
 
 all: argparse-lib

argparse/mod.rs

@@ -1,4 +1,4 @@
-#![crate_id = "argparse#0.1"]
+#![crate_name = "argparse"]
 #![crate_type = "dylib"]
 
 extern crate collections;

argparse/parser.rs

@@ -661,7 +661,7 @@ impl<'parser> ArgumentParser<'parser> {
                         fail!("Bad short argument {}", name);
                     }
                     self.short_options.insert(
-                        name[1] as char, opt.clone());
+                        name.as_bytes()[1] as char, opt.clone());
                 }
             }
         }