Version 1.0.9 improvements

[patel-nimesh]

Fixed : Improve api response time to make apis faster
Fixed : Protected API requests with the Authorization
Fixed : Attendee section taking time to load data
Fixed : Attendees Manually swipe checkin process take time to checkin
Fixed : Various Bug fixes and Code Improvements

[Prachetshi1991]

Fixed: API response time is improved to make APIs faster.
Fixed: API requests are now protected with authorization
Fixed: The data loading time in the attendee section became faster.
Fixed: The manual check-in process of attendees became faster.
Fixed : The event time is now showing based on time format selection.
Fixed: Initiated multiple bug fixes and code improvements