Bug fixes:
----------

* fix info files filters on windows  #2542
* fix icon.png files that needed to be included in the app section of recipes, for usage with Navigator  #2545
* fix package matching regex for packages with ``-`` in them (regex should find either ``-`` or ``_``)  #2546
* fix detection of used variant variables within jinja2 conditionals  #2547
* fix output extraction regex (was picking up whole outputs section, not just one
  output). Also, fix top-level variables not being carried into later outputs.  #2549