fix mirror url parsing and add tests
remove non-ascii char from CHANGES.txt and add comment about lack of encoding in setup.py read function
1.3rc1
1.4.dev1
note in docs on 1.3rc1
fix test to allow rc and .dev releases for pip
os.path.realpath for build_prefix globally and in virtualenvs
merge 1.3.X
Add tests for fix directory contains symlinks (tests should fails)