Added class and test for splitting names
Merge branch 'master' of github.com:gbirke/scrapy-vivo
NameCollection now filters empty names
Made name splitters more tolerant of white space
Made name splitters even more tolerant of white space
Update comment on person name field in items.py
[HIIG] Update spider

Put URL in quotes
Correct XPATH expressions
Use Name library for parsing author names
Add yield
Perpare for parsing the overview list
Add comparison function to name library

See also
http://stackoverflow.com/questions/390250/elegant-ways-to-support-equivalence-equality-in-python-classes
[GESIS] Use name library for publication authors