stonesense not included on Windows/Linux
Fixes:
- mousequery: Fixed behavior when selecting a tile on the lowest z-level
Internals:
- EventManager: deals with frame_counter getting reset properly now.
- modtools/item-trigger: fixed equip/unequip bug and corrected minor documentation error
- teleport: Updated with proper argument handling and proper unit-at-destination handling.
- autotrade: Removed the newly obsolete "Mark all" functionality.
- search: Adapts to the new trade screen column width
- tweak fast-trade: Switching the fast-trade keybinding to Shift-Up/Shift-Down, due to Select All conflict