different Wikipedia pageview test dataset
update docs
additional modules for collect
first pass at libraries for Python 3
files converted with 2to3
hash_.py and u.py pass tests
Update collect to Python 3 and TwitterAPI (instead of tweetstream).

statuses/filter stream not updated.
Config options socket_timeout and source_ip removed.
Fix tests so they pass on Python 3 (closes #102)
reliability tweaks on collect
monkey patch to work around geduldig/TwitterAPI#33 (closes #8)
remove SSH multiplexing (closes #101, #88)