Updates to Terraria have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Player
  • Players can no longer repeatedly double jump after touching the top of the world.

Items
  • NEW ITEM - Black Lens.
  • NEW ITEM - Sunglasses.
  • NEW ITEM - Jungle Armor (This has replaced Cobalt Armor.)
  • NEW ITEM - (RARE and SECRET Item for casters) Go on! Find it!
  • Fixed a bug that prevented Underground Jungle Seeds from spawning.
  • Using the Cloud in a Bottle will now correctly reset fall distance.
  • Set bonuses that provide more defense, now correctly match their tool-tip.
  • All armor inventory icons have been improved.
  • All player armor graphics have been improved.
  • Iron, gold, meteor, and bone helmets have been changed graphically.
  • Molten armors overall defense has been reduced.
  • Meteor armors set bonus now reduces Space Gun mana cost to 0.
  • Several magic items have had their damage increased.

NPCs
  • Added two new rare enemies that can both be found underground.
  • The Demolitionist is now also triggered to arrive when the players have Sticky Bombs and Grenades in their inventory.
  • All Skeleton graphics have been changed.
  • The Guide now has hit and death effects.
  • The Guide can now be killed by hostile NPCs.

World
  • Trees now become corrupt instead of being destroyed when touching the corruption. And the new corrupt trees become un-corrupted upon purification.

Server / Multiplayer
  • Created a console server with no video card requirement. Type help in the console for a full list of server commands.
  • Increased client side multi-player security, this should help in the battle against broken character files.
  • There is now a host and play option in the client, that will auto connect you to your own server world upon its creation.
  • Corrected a bug that was causing the Server to send out liquid as water when it should have been lava.
  • Clients are now able to connect to ports other than 7777.
  • Slimes are synced better on multiplayer games.
  • Accessories now correctly sync between players.
  • Fixed a bug that would cause the player to get stuck on "Receiving Tile Data" when their spawn is placed near the world edge.
  • Added -join , -port , and -pass command line parameters to the client to enable auto-join of servers.

Misc.
  • The game window is now re-sizable while in windowed mode.
  • Full-screen resolution can now be changed in the options menu.
  • Pressing alt+enter to toggle full-screen mode will no longer bring up the chat window.
  • Fixed several bugs that would crash the game during world generation.