add copy to unicode function
pep 8 formatting
add OAI_BASE_URL constant
remove timestamp and unicode some things
Add seperate methods for getting normalized content
add unicode encoding to most things
Add pubmed.json config file
remove old yml config file
update requirements and add dev-requirements
update __init__ to be current
added unicode for properties
Merge pull request #1 from erinspace/master

Updating harvester for new scrAPI