Simplified and verified README
added schema for sqlite3 db
removed incomplete schema file in favor of creating the schema at runtime from model objects
created a config.py file to hold all configurable values
put sql database file name in config
moved set directory configuration to centralized config file
moved card database xml config to file
updated README to reflect to removal of schema.sql
reference GathererDownloader wiki instructions
readme mentions config.py settings
Merge pull request #7 from chrismeyersfsu/master

README update, runtime database creation, config