Issue 115 events bugs and code cleaning

[pvkudr]

Change Summary

[Briefly summarise the changes that you made. Just high-level stuff]

Change Form

Fill this up (NA if not available). If a certain criteria is not met, can you please give a reason.

• [ x] The pull request title has an issue number
• [x ] The change works by "Smoke testing" or quick testing
• The change has tests
• The change has documentation

Other Information

[Is there anything in particular in the review that I should be aware of?]

1. changed type ApiEvent in useEvents hook to match db model
2. brought all the dates of events (and its corresponding functions) to 1 standart. Make new component: /ui/EventDateDisplay.tsx
3. bugs resolved: zooming effect of the 1st element; switching from small screen to normal now shows correct number of events.

Related issue

• Resolve Events: bugs and code cleaning #115

[SafetyInObscurity]

Looks good, well done!