adding some xpath tips to selectors docs
renamed UserTimeoutError and ServerTimeouterror #583
Merge pull request #815 from nramirezuy/retry_timeout-583

renamed UserTimeoutError and ServerTimeouterror #583
improved explanations, clarified blog post as source, added link for XPath string functions in the spec
removes weird indentation in the shell results
Merge pull request #814 from eliasdorneles/adding-some-xpath-tips

Adding some xpath tips to selectors docs
PY3: use MutableMapping instead of DictMixin
items: Use BaseItem.__hash__ and six.add_metaclass decorator
pytest 2.6.0 is on pypi now
Add tox env for python 3.4
Merge branch 'py3-port'
Update shell.rst typo

There was a typo. 
"start" was mistyped as "star"
Merge pull request #820 from lisimia/patch-1

Update shell.rst typo
move tests under root dir
move tests requirements under tests dir
use pytest.ini to enable twisted plugin
fix Twisted package name
Fix bench command
remove obsolete shell scripts used to run tests suite
update tox usage on contributing.rst