v0.4.0

• V0.4.0 b6210bd
• Documentation in progress 080104d
• Rewrited code, added new tests! 61f4394
• Update gh-pages dd56f5e
• Update gh-pages d22a9b6
• Update gh-pages 14c2d01
• Markdown files to GH-pages 098f736
• commit 373db1a
• Update README.md 635413c

v0.3.2-0...v0.4.0