Importer runs as an instantiated class. Added a logger
Abstracted response getting / parsing to a method
Abstracted individual conference import logic
Minor logging tweaks
Abstracted an importGeneralConference() method
Abstracted import session method
Abstracted importTalk method
Abstracted an importLink method
Updated models schema to include 'Conference' - a subclass of 'Folder'. The Conference class includes year and month.
Also included a script for regenerating the models in the sqlite database
Added missing table drop to regenerate script
Added more verbose logging and parameter parsing. Also stubbed out a method to generate LDS.org text urls
Talk can get its year and month given from its respective conference session. This will be used to generate LDS.org url
Merge branch 'Importer-text-links'