v1.3.0 - Performance and Refactoring

• Move contents directory to separate git repo and fetch it as git-submodule: https://github.com/ixisio/andreasklein_org-contents
• Update npm dependencies to latest version
• Add JavaScript Code Style Checker (JSCS)
• Refactor Code Style
• Clean up some less styles indentation
• Add social profile link rel to
• Add indieweb Authorization endpoints
• Remove express-device
• Rename main to core.css
• Remove mobile avatar image
• Remove Open-Sanse true-type font format
• Remove icons eot format and remove .eot file
• Remove underscore.js from npm depedencies
• Migrate jade to v1.7.x
• Migrate express to v4.x
• Remove mobile stylesheet and text-image-block elements