- Replaced singular https API path with dict of resources matching the official Ruby gem.
 - Private function added to simplify the generation of nested resource URLs. Many functions (both gets and creates) updated to use the new URL generators.
 - Public deals functions added
 - Helper function renamed from _post to _upsert to better reflect their mixed insert (PUT) and update (POST) capabilities
 - Moved constants into object so they are accessible to consumers of the client (e.g. at base_conn.CONTACT_PARAMS or base_conn.CONTACT_FILTERS)
 - Search URL Constructor
 - (beta) contact search function
 - Filter and Sort parameters for contacts and deals
 - Fixed broken function call
 - Converted CONTACT_PARAMS and DEAL_PARAMS to lists and updated functions accordingly.
 - Fixed functions setting values in CONTACT_PARAMS rather than final_params