Fix conda convert --show-imports
Give better error message when encountering a corrupt tarfile in conda index
Use double quotes for metapackage documentation

Single quotes don't work on Windows.

Fixes conda/conda#938.
Print some more helpful information about what is going on at the beginning of
a build
Allow source/path to specify a path to the source (which can be relative to
the recipe directory)
skeleton pypi: Allow the url in setup.py to be the empty string
Python tarfile supports xz in Python 3
Don't use os.chdir
Set LIBRARY_PATH and INCLUDE_PATH on unix.
Avoid utf-8 error on Python2.7 (git author with non ascii characters)
Use io.open with utf-8 encoding
Put spaces after skeleton pypi comments
Correctly detect when to preserve the egg directory and depend on setuptools
Add 'u' prefix.
Merge pull request #228 from bjodah/fix_nix_environment

Set LIBRARY_PATH and INCLUDE_PATH on unix.
Update CHANGELOG
Make select_lines handle selectors in comments

Also add a test for this.
Update CHANGELOG
Use fnmatch instead of a regex to match no_link
Don't skip object files when detecting the prefix

Replacing hard-coded paths in object files is a common use case for binary
replacement. If detect_binary_files_with_prefix is used (as opposed to
manually listing them in binary_has_prefix_files), it should be assumed that
the user knows what he is doing.