Java Edition Alpha v1.0.10

Alpha v1.0.10 is the version that added initial support for multiplayer.

Additions

 * Initial survival multiplayer support
 * The only server is Mojang's server
 * Accessible through a private invite only

Changes

 * Changed button "Single player" on the title screen to "Singleplayer"
 * Changed button "Multi player" on the title screen to "Multiplayer"