Make Query Generators Into Dynamic Modlues

Move bingQueriesGenerator to queryGenerators folder
main.py add queryGenerators folder to PATH
Add <queries> tag to config file
Modify config.py to read <queries> tag
Make bingQueriesGenerator dynamic loadable
So maybe accept this as a module, we take the package code out. then I will code up and submit my wikisearch module. after that you can convert everything to packages.