Test fixes from rollup

Closes rust-lang#14163 (Fix typos in rustc manpage)
Closes rust-lang#14161 (Add the patch number to version strings. Closes rust-lang#13289)
Closes rust-lang#14156 (rustdoc: Fix hiding implementations of traits)
Closes rust-lang#14152 (add shebang to scripts that have execute bit set)
Closes rust-lang#14150 (libcore: remove fails from slice.rs and remove duplicated length checking)
Closes rust-lang#14147 (Make ProcessOutput Eq, TotalEq, Clone)
Closes rust-lang#14142 (doc: updates rust manual (loop to continue))
Closes rust-lang#14141 (doc: Update the linkage documentation)
Closes rust-lang#14139 (Remove an unnecessary .move_iter().collect())
Closes rust-lang#14136 (Two minor fixes in parser.rs)
Closes rust-lang#14130 (Fixed typo in comments of driver.rs)
Closes rust-lang#14128 (Add `stat` method to `std::io::fs::File` to stat without a Path.)
Closes rust-lang#14114 (rustdoc: List macros in the sidebar)
Closes rust-lang#14113 (shootout-nbody improvement)
Closes rust-lang#14112 (Improved example code in Option)
Closes rust-lang#14104 (Remove reference to MutexArc)
Closes rust-lang#14087 (emacs: highlight `macro_name!` in macro invocations using [] delimiters)

src/libstd/io/mod.rs

@@ -1509,7 +1509,6 @@ pub enum FileType {
 ///     Err(e) => fail!("couldn't read foo.txt: {}", e),
 /// };
 ///
-/// println!("path: {}", info.path.display());
 /// println!("byte size: {}", info.size);
 /// # }
 /// ```

src/libstd/os.rs

@@ -95,13 +95,12 @@ pub fn getcwd() -> Path {
 
 #[cfg(windows)]
 pub mod win32 {
-    use iter::Iterator;
     use libc::types::os::arch::extra::DWORD;
     use libc;
     use option::{None, Option, Expect};
     use option;
     use os::TMPBUF_SZ;
-    use slice::{MutableVector, ImmutableVector, OwnedVector};
+    use slice::{MutableVector, ImmutableVector};
     use str::{StrSlice, StrAllocating};
     use str;
     use vec::Vec;