Enhancements:
-------------

* tests on linux/mac now use 255-character prefix when creating test environment  #1799
* allow test/imports for R and lua packages #1806

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

* Fix case comparison in license_family.py  #1761
* Fix symlinked folders not being included in packages  #1770
* Fix extraction of tarballs containing unicode filenames  #1779, #1804
* fix unicode in delimiter for noarch py_file_map  #1789
* Clean up conda interface #1791
* Confine conda-build 2.1.x to conda >4.1,<=4.3  #1792
* fix detection of patch strip level when maxlevel = 0  #1796
* fix attribute error in exception handling for missing dependencies  #1800
* fix osx python_app test for python 3.6  #1801
* don't die when unicode found in patch files  #1802
* clarify error messaging when git is not found  #1803
* fix shebangs in entry point scripts using legacy noarch_python #1806
* fix test environment variables being set to build prefix values #1806
* fix inspect linkages breaking due to conda index keys changing to different objects in conda 4.3  #1810