Added raw create contacts/entities methods.
Merge pull request #21 from jswoods/create_contacts_and_entities

Added raw create contacts/entities methods.
add update and delete contacts
start modifying to work with jsonapi compliance
more things, but many specs still broken
alias contact to contacts
add a bunch more jsonapi style interfaces
WIP conforming to slate JSONAPI docs (which are also WIP)
report GETters and specs
added some DELETEs and POSTs
POST fixes and tests
add pending specs, restore some older specs
rest of POST specs
changed general param/data calling format
implementation, specs for PATCH
improve error-checking
start of proper data validation for new methods
rest of data validations
WIP updates to README
rest of new functions documented