allow correct equipment item to be lost on death - mostly fixes https://github.com/HabitRPG/habitrpg/issues/2789
Merge pull request #295 from Alys/deathGearLoss

report correct equipment/gear item lost on death (most of the time)
add Help menu
Merge pull request #298 from Alys/helpMenu_0827

add text for new Help menu
fix(inventory): disallow buying if !item.canOwn(user)
feat(tasks-obj): tasks-obj