Convert target_init entity

[Panzerhandschuh]

Strips weapons/power ups from player: https://ws.q3df.org/level_design/target_init/

Use !activator RemoveDFWeapon <weapon #> trigger_multiple output to remove weapons from the player.

target_init can be activated with trigger_multiple and info_player_start.

• Convert target_init for trigger_multiple
• Convert target_init for info_player_start
• Give the player new weapons if the target_init is linked to target_give
• Strip weapons/items before giving player new weapons (resets ammo)
• Only convert weapon/item entities that are not linked to target_give