v1.4.0

• switch to the global npm version of spa-component
• add devDependencies status shield
• switch to the global npm version of stb-eslint-config
• update eslint version
• enable Travis CI with eslint checks
• rework component class name handling
• correct repository address format
• switch to the MIT license
• correct DEBUG to DEVELOP in description
• correct paths in sass build script
• use stb-eslint-config
• correct description
• rework sass files
• rework and add entry points
• add sass build command
• fix temp changes
• add guidelines for github contributing
• add main entry and correct dependencies