Added get_topics_from_request method to app.utils
Bumped debug toolbar version & added neo4j debug panel to requirements
Added bug toolbar & neo4j panel
Added usage of get_topics_from_request to TopicResource
Fixed condition on default_rules to get prefetched topic from cache
Fixed panel name deprecation warnings
Added django-redis to requirements & set up redis settings
Fixed typo in register.py
Added StoreTopic to urlmiddlewares
Added get_topic_from_bundle to IndividualResource auth to avoid SQL query
Added StoreTopic to middleware.storage / store topic in request object to avoid db connections (#256)
Added new singleton class TopicRegistor to avoid database connections (#256)
Added get_topic_from_request to utils + commented middleware storage utility methods
Implemented get_topic_from_request in summary.py
Added should_show_debug_toolbar method in utils
Made conditions more stricts in debug_toolbar middleware
Improved urls patterns (removed [^_] pattern) + prepend __debug__ url instead of appening it to urlpatterns
Added SHOW_TOOLBAR_CALLBACK setting
Set old CACHES settings (dummy cache backend) for dev purpose
Added new files: signals.py to gather signals definitions & their handlers  + tests.utils (specific utils tests)