resolve symlinks in local files

the tar libraries choke when checking valid
filenames because they don't resolve symlinks
Merge branch 'hotfix/1.0.2'
Merge pull request #245 from ptone/find-links-symlinks

resolve symlinks in local files
Merge branch 'release/1.1'
Merge branch 'release/1.2'
Merge branch 'release/1.2.1'
Merge branch '1.3.X'
Merge branch '1.3.X'
Fixed typo in some help messages
Merge pull request #955 from Zearin/master

Fixed typo in some help messages
test new setuptools
wheel is also supported now with setuptools>=0.7.2
test changes due to virtualenv not using distribute
method call syntax error
py3 sort fix
remove unnecessary test dependency on MarkupSafe
use pypa/virtualenv/develop to satisfy virtualenv travis dependency
make pip freeze test more flexible
Merge pull request #1003 from qwcode/test_new_setuptools

support the new setuptools
solution for uprading to setuptools-0.7.2 in py2 & py3