Improved feedback handling for load-more indicators
Fixed a logical fallacy in the query_mediator (it was triggering CYSLE_FINISHED while the cycle was still running); and added more to the error handling
Started adding alerts widget
Integrated the alerts into pages; unrelaed: thre are problems iwth navigation
Simplified Alerts object, improved tests
Fixed navigation + added registry of nested widget children(important to be able to change their state, by a controller)
Fixed navigation + added registry of nested widget children(important to be able to change their state, by a controller)
Merge pull request #230 from romanchyla/error-handling

Error handling