Added configuration call

Added configuration call to Misc. functions to retrieve config info from TMDb.
Added append_to_response params to all functions that support query chaining

Added append_to_response params to all functions that support query chaining. This allows you to chain related queries together into a single API call, reducing the number of calls needed and making them more efficient.
Merge pull request #1 from rpringle/master

Added configuration function and append_to_response params