README.md in faster_path-0.1.5 vs README.md in faster_path-0.1.6

@@ -98,11 +98,11 @@
 Ensure Rust is installed:
 
 [Rust Downloads](https://www.rust-lang.org/downloads.html)
 
 ```
-curl -sSf https://static.rust-lang.org/rustup.sh | sudo sh -s -- --channel=nightly
+curl -sSf https://static.rust-lang.org/rustup.sh | sh
 ```
 
 Add this line to your application's Gemfile:
 
 ```ruby
@@ -128,9 +128,10 @@
 | `FasterPath.absolute?` | `Pathname#absolute?` | 1234.6% |
 | `FasterPath.basename` | `File.basename` | 31.3% |
 | `FasterPath.chop_basename` | `Pathname#chop_basename` | 66.0% |
 | `FasterPath.relative?` | `Pathname#relative?` | 1262.3% |
 | `FasterPath.blank?` | | |
+| `FasterPath.directory?` | `Pathname#directory?` | 20% |
 
 You may choose to use the methods directly, or scope change to rewrite behavior on the
 standard library with the included refinements, or even call a method to monkeypatch 
 everything everywhere.