fullstore v3.0.0

feature

• (fullstore) drop support of node < 4
• (package) nodemon v2.0.2
• (package) madrun v5.4.2
• (package) putout v7.13.1
• (package) eslint-plugin-putout v3.2.1
• (package) eslint-plugin-node v11.0.0
• (package) nyc v15.0.0