1.11.0.beta.1

Enhancements

• Add project_header_files DSL to specifications.
  Dimitris Koutsogiorgas
  #692

• Add support for on_demand_resources DSL.
  JunyiXie
  Dimitris Koutsogiorgas
  #690

• Add before_headers and after_headers execution position DSL.
  Dimitris Koutsogiorgas
  #686

• Add a pre_integrate_hook API
  David Chavez
  #643

• Allow version 0 to be used.
  Eloy Durán
  #657

• Update comments/docs to indicate module_map=false will skip modulemap file generation.
  Sergey Erokhin
  #664

Bug Fixes

• Bump addressable dependency to 2.8.
  Dimitris Koutsogiorgas
  #688