v5.2.2: Fixes and not only

Fixes

• Linting fix for @standard
• Git ignore file fix
• small patches
• Travis error fix

Features

• Using @babel as compiler
• Using UglifyJS as minifier
• Adding and Using @standard as linter

Refactoring

• Removing TypeScript, sorry :(
• Removing @gulpjs file, sorry :(
• Removing @eslint :(

Improvements

• 25% runtime performance improvements
• 79% faster compile time (including TS -> ES6 -> Bundle, as now ES6 -> Bundle)
• 15% better code readability