v3.0.0 second beta

Installation:

npm install node-sass@beta

Changelog:

• Implements libsass v3.2.0-beta.5 API.
• Importer: Throws error on invalid return type.
  • Issue URL: #670.
  • PR URL: #833.
• API: Provides support for array of importers.
  • Issue URL: #821.
  • PR URL: #832.
• Feature: Provides sourceMapRoot option.
  • Issue URL: #776.
  • PR URL: #813.
• CLI: Adds support for Custom Functions.
  • Issue URL: #784.
  • PR URL: #815.
• CLI: Changes --watch flag Boolean by @wesleytodd.
  • Issue URL: #781.
  • PR URL: #782.
• CLI: Sets --recursive flag default to true by @wesleytodd.
  • Issue URL: #601
  • PR URL: #782.
• Build: Adding libsass.gyp in a separate dir.
  • Originally implemented by @saper, This was previously removed due to the bug in npm.
• README: Formatting fixes by @tomfuertes.