Bugfix for getStoreConfig() which under certain circustances returns null
Moved options/anonymizations config values into config.xml, remove also superflous observer/event anonygento_options_anonymizations_collection_after, adapted demo2 with new settings, update readme
Moving mappings to config.xml
Moved mappings to config.xml, removed observer anonygento_anonymizations_get_mapping_after, adjusted demo1