Various fixes and improvements

• Weflow now respects the stage order for Opportunities when grouping a view by stage
• When a new view is created, the aggregation is "Sum" by default
• When linking a note to a record, the object type icon sometimes were distorted on small screens
• Sometimes, the button to create a note via Google Calendar did not show up
• Links to the help desk were updated
• Email content was sometimes cut off in the sidebar when looking up the Activity History
• Duplicating a template from the sidebar did not always carry over the original template fields