v0.1.3 Release

Refer to the official changelog for more info.

• Added config property validation. Blitz will now check the config for required properties and add them using default values if said properties are missing, or throw an error if the type of the property is invalid.
• Made content for pages optional. If content is empty, Blitz is just going to render the file specified in template as if the content pointed to an empty file. Keep in mind, since uri is also optional you can now create pages using only 1 line, like so:
  `yaml

  In the config:

  pages:
  • template: 'index.pug'
  • template: 'help.pug'
    `