Mainly bug fixes and quality of life improvements.

• Made Iron available in more places.
• Fixed bug where player could drop items while in Forge.
• Added a progress email for when Antennas are built.
• Reduced forge time for all forgeable items.
• Adjusted combos for launch complex and rocket.
• Fixed bug where some blocks were maintaining their broken state when pulled pulled out of the pool.
• Fixed bug where plants were staying alive after the blocks below them were destroyed.
• Potentially fixed bug where chests/forge were dropping below start block.