Adds templates for WikiProjects to talk pages in a category.
If {{WikiProjectBannerShell}} is on the page, it will be added to the beginning of the template.
Otherwise, the template will be added to the beginning of the talk page.
Has a maximum search depth n; articles deeper than n categories from the main category will not be searched/added.
Has a whitelist and blacklist; categories in whitelist will be searched exhaustively, categories in blacklist will not. Blacklist takes precedence.
Todo: Preferences of categories parameter; a category can be specified as being of x level importance (which translates into precedence of whitelist/blacklist). This means that you would be able to have a blacklisted category with whitelisted subcategories that were searched.
Todo: Allow a maximum depth for a whitelisted category as a parameter.
Todo: Classify articles as stubs if they contain a stub template.
Todo: Add WikiProjectBannerShell templates to talk pages with three or more WikiProject templates.
Todo: Compile a list of all WikiProject templates somewhere in userspace to be used for this.
Todo: Search for and modify certain text in an article's (talk) page (e.g. search for a template and modify it in some way.
