Merge branch 'release/1.7'
Fix indentation

erroneously used a tab instead of spaces
Update contributing URL
Merge pull request #214 from FND/fixes

fixed indentation and contributing URL
Added specifics on how the setuptools/distribute .egg lookup is done
when --never-download is used, as specified by @carljm in #202.
Merge branch 'develop' of https://github.com/pypa/virtualenv into develop
Merge pull request #218 from stchris/develop

Docs: specify how setuptools/distribute/pip eggs/sdists are found. Thanks stchris!
Make fixup_scripts() unicode-aware so it works under Python 3.
Merge pull request #219 from dhellmann/develop

Make fixup_scripts() unicode-aware so it works under Python 3.
Update news and AUTHORS; remove extraneous comment.
fix: change path detection for bin/python when EPD x64 is installed on OSX
'==' needs to be quoted for zsh
Merge pull request #220 from cliffxuan/develop

'==' needs to be quoted for zsh
Copy python_d.exe to virtualenv if exists.
Copy pythonXX_d.dll if exists
Merge pull request #222 from CBWhiz/develop

Copy python_d.exe to virtualenv if exists. (For creation from python build environment)
Update embedded pip to version 1.1.
Merge pull request #151 from satra/fix/EPDpatch

fix: change path detection for bin/python when EPD x64 is installed on OS
Updated embedded activate.sh for 0b3d8b1c42c742149822960d1bcda90f37e3c9c9.
Bumped version to 1.7.1 and updated changelog.