Move getAggWindow to UtilService; move getRain to RasterService
Add condition to check if there is event data when drawing events in timeline
Merge pull request #22 from nens/arjen_move_functions_to_service

Arjen move functions to service
Event click fixed; event aggregate in card; event count on draw fixed; spatial aggregate events, increase outline if more on one place
1st attempt at beautifying Event layer code
1st attempt at beautifying Event layer code.. succeeded
1st attempt at beautifying Event layer code.. succeeded
Selected events are highlighted; legend for event series; event series get one color instead of color per sub category
Merge pull request #23 from nens/arjen_events_aggregates

Arjen events aggregates
Resolved merge conflicts locally
re-integrated refactored style
Refactor functions in aggregate-directives.js
Typo
Merge pull request #24 from nens/dirk_refactor_aggregate_directives

Dirk refactor aggregate directives
Minor refactoring for: countOverlapEvents
Topline var declarations for: createEventLayer
Minor style improvements
Refactored method: getLayer
Refactored some more: getLayer
rm commented code