putout v7.7.1

fix

• (@putout/engine-runner) template: isTemplate: entry has no sense in merge visitors
• (@putout/plugin-convert-throw) readme links

feature

• (package) @putout/plugin-remove-useless-spread v2.0.0
• (@putout/plugin-remove-useless-spread) convert to replace
• (@putout/plugin-convert-arguments-to-rest) simplify
• (@putout/engine-parser) remove acorn version check due to using a fork with overriden version (acornjs/acorn#862)