0.7.0

• 1ca2689 [bug][core] Fix readed size of -1 in fs binding.
• cf9ccdb [bug][docs] Fix travis build status.
• a221dcd [bug][docs] Fix #13 - Cannot find module '/nodeschnaps/node.js'
• b1825fe [bug][testing] Fix testing exit status.
• a93e5f9 [core][deps] Update to nodejs 0.12.18.
• 64ac4f5 [deps] Update npm dependencies.
• ef6213a [deps] Update npm dev dependencies.
• 13166ad [improvement][deps] Upgrade to NodeJS 0.12.17.
• facbeec [testing] Use openjdk-7-jdk for travis.