Merge pull request #108 from dtolnay/unsized

Update unsized error msg pattern again

Author: dtolnay

compiletest/tests/compile-fail/static_is_sized.rs

@@ -1,4 +1,4 @@
-// error-pattern:the size for value values of type `str` cannot be known at compilation time
+// error-pattern:the size for values of type `str` cannot be known at compilation time
 #[macro_use]
 extern crate lazy_static_compiletest as lazy_static;