* For multi-file compilation.
* Written test.
* Usage:

  ```javascript
  node-sass --source-map source-map/dir --output css/path style/src/
  ```

Issue URL: #903.
PR URL: #964.

Release v3.1.1

Fix ability to watch whole directory

Bump Libsass to 3.2.4

--help fix: mentioning options also in stdin/stdout syntax

Switch back to official pangyp

We temporarily switched to a fork until
https://github.com/rvagg/pangyp/pull/5 was resolved.

Bump Libsass to 3.2.3

Load am11/pangyp from HTTPS

Update README.md

Libsass now allow us to add the missing compact and expanded output styles.

Remove use of 'package' as a variable name in install.js

Bump 3.0.0

build: Adds win_delay_hook so iojs runs with alias

Before building, first apply the following patch
to pangyp: rvagg/pangyp#5 (until it is merged).

Issue URL: #870.

Improve binary file download error handling

Do not throw exception on invalid/mangled URL
Provide consistent error message with the URL
on all failures.

Watcher should prioritize cwd when resolving imports

Create a troubleshooting guide

Bump Libsass to 3.2.2

Respect the LIBSASS_EXT build flag when falling back to git

Fix #912: Use runtime libsass version

Return real libsass version
information - in when a shared library
is used this version may be changed
even without recompilation

libsass version in the package.json
file is now used only for checking
out the bundled libsass library
from the git submodule

Bump Libsass and sass-spec to 3.2.0

Set User-Agent: HTTP header