Added custom icon upload functionality for layers

Added the "Shared map wizard" to the main menu which allows you to quickly create a shared map by following a few steps:

Added ability to modify popup content by adding a new settings icon

Added support for the HubSpot "Leads" object

Added option to display territory metrics directly on panel:

Added support for the following HubSpot objects: Appointments, Courses, Listings, Services, Emails

Now you can display up to 5000 markers without labels