Update gulp-eslint to v1.0.0.
Update gulp-eslint to v1.0.0.

Resolves #194

lanetix/generator-lanetix-script,babel/babel-library-boilerplate,babel/babel-library-boilerplate,alex-wilmer/generator-babel-boilerplate,babel/generator-babel-boilerplate,babel/generator-babel-boilerplate,alex-wilmer/generator-babel-boilerplate