Merge pull request #1 from harobed/master

Append css_selector to get_elm, get_elms
Version 1.0.1
Create .travis.yml
If tests fails, exit with non-zero code
Requirements for trevis
Require module six
Added Download parent and simple DownloadUrl
Added __all__
Renamed downloadfile to download, added download_url function
Added download_url to tests
Spaces deleted, default test driver changed
readme edit
Merge pull request #2 from lunemec/master

Added download_url(), tests, and readme fixes
Version 1.1.0
Fixed packaging
Fix download_url method for not provided domain and added tests
Merge pull request #3 from lunemec/master

Fix download_url method for not provided domain and added tests
Doc comments
Updated README
Tests for downloading files with non-ascii characters