API: Simplifies API functions.
* Removes deprecated functions.
* Introduces breaking change.
* Reponds to #547.
renderSync: Returns both css and map.
CLI: Redirects output to stdout on stdin input.
Fixes #568.
Package: Updates dependency.
API: Encapsulate output in a single object.
Package: Adds libsass version.
* Also, report version via CLI and code (#548).
Importer: Adds tests for render and renderSync.
Binding: Removes duplicate statement.
Fix segfaults (testing)
Importer: Ability to return value.
Feature suggested by @jhnns.
Tests: Adds more importer tests.
Test: Version info.
It is probably the most lame test! Added to achieve  better coverage.. :)
Importer: Adds support for CLI usage.
Upstream: Updates to latest masters.
* Libsass is at 3.1.0-beta.
Code: Uncomments free statements to avoid mem leak
Release: Updates to v2.0.0-beta.
Merge pull request #577 from am11/simplified_api_2

API: Simplified code usage (#547)