v2.0.0

• Added Cordova support for mobile apps, with associated gulp tasks and docs
• Added starter template for mobile apps based on Ionic
• Updated web app template
• Updated dependencies
• Updated linting rules
• Dropped JavaScript support for source files
• Fixed translations extraction with TypeScript
• Fixed improper $templateCache generation
• Fixed livereload for index.html
• Fixed automatic language selection on mobile
• Lots of misc bugfixes