v3.14.0

Added:

• test option in conda-forge.yml can now be used to configure testing.
  By default testing is done for all platforms. native_and_emulated value
  will do testing only if native or if there is an emulator. native value
  will do testing only if native.

Deprecated:

• test_on_native_only is deprecated. This is mapped to
  test: native_and_emulated.

Fixed:

• Always pull a new version of the image used in a build
• Add workaround for Travis CI network issues (courtesy of @pkgw)

Authors:

• Isuru Fernando
• Marcel Bargull
• Matthew W. Thompson