0.11.1

This is a bugfix release. Following issues where fixed:

• Fix rendering of duplicate lines during loading.
• Bump fontcatalog version to 0.1.3 to fix broken font's in some countries
• Fix missing building roofs during loading
• Fix Yeoman generator template to always use latest harp version.
• Show building house numbers starting from level 18 in Berlin styles
• Fix wrong handling of stops of cubic interpolations.
• Fix incorrect packaging of harp-atlas-generator
• Fix resolving of decoder script in simple harp.js bundle
• Fix missing labels