rename importers
make board-importer not depend on importer.js
move board-importer back to import-boards
options arg is no longer optional in import-boards
whitespace fixes for import-boards
move edit of mysqlConfig to just after instantiation
add epochStream back in to import-boards
remove unnecessary importCount from import-boards
correct argument to handler in import-boards

boardObject -> newBoard
post-importer no longer depends on importer.js
rename post-importer -> import-posts
thread-importer no longer depends on importer.js
rename thread-importer -> import-threads
user-import no longer depends on importer
rename user-importer -> import-users
remove importer.js

no longer a necessary component
replaced by individual implementations within:
import-users
import-boards
import-threads
import-posts
add index for interfacing with modules
fix for import-users options

options.db() -> options.db
fix for import-boards options

options.db() -> options.db
fix for import-threads options

options.db() -> options.db