Badasper/project-lvl1-s168

install: 
    npm install 

even:
    npm run babel-node -- src/bin/brain-even.js

calc:
    npm run babel-node -- src/bin/brain-calc.js

gcd:
    npm run babel-node -- src/bin/brain-gcd.js

balance:
    npm run babel-node -- src/bin/brain-balance.js

progression:
    npm run babel-node -- src/bin/brain-progression.js

prime:
    npm run babel-node -- src/bin/brain-prime.js

publish:
    npm publish

lint:
    npm run eslint .