v1.4.0

• add RunKit shield and example links
• correct eslint script params
• improve tests
• correct dependencies
• remove name from task functions to prevent problems after uglifyjs
• correct repository address format
• switch to the MIT license
• add node engine v5 to travis config
• fix compare counter value with tasks size
• rename global webpack flag DEBUG to DEVELOP
• set explicit dev dependencies
• correct docs
• use cjs-eslint-config
• fix eslint warnings
• add guidelines for github contributing
• add logging to examples