Pauses updates

• Possible to configure "Set Non Required Trail Points as Pauses" in the menu (previously only as keyboard shortcut).
• Updates to Pauses as results
  • Timer Pauses, Rest Laps, Non Required Trail Points and Stopped Time are listed separately in the list. The results are over stricken with bold font for timer pauses and italics for stopped time.
  • The averages and summaries are listed for the pauses in the list.
  • If pauses are selected, they are displayed in the Chart
• Trail Selector
  • Multi-select (right click to add) did not work for hierarchical
  • Empty trails do not have to be created manually for "base" levels. For instance for trail Country: City: Place no Trail is needed for Country and Country: City.
  • List all selected trail in multi selections
• Updated Italian, Spanish and Swedish translation
• Added tooltips on toolbar buttons that were missing
• Popup forms are now themed as other SportTracks popups
• Added filter for GPS distances, (Keyboard shortcut Alt-d), using time and distance (previously time or distance only).
• Set Trail name at import also for obvious timestamp names
• The default reference activity was added as an activity for all trails, so always set as at least one result
• Various bugfixes