Entries for the newly added animation features

Update player script to work with the latest code

Add a test case for attachments. A LUA entity is attached to the player with a specified name 10 seconds after the server starts

Add a detachment test case (5 seconds after attaching)

Update function names, plus add a test case for both player to player and lua-entity to player attachments

Trigger the player.lua file in init.lua

Commit the ugly and temporary test model and texture. We'll get to a real animated player mesh once the code for that is ready

Set visual_size accordingly so the player model doesn't stretch vertically (default of the sprite player)

Attempt to use the b3d model format, although it doesn't seem to work so far

Otherwise you lose 3 sand every time you have to dig up sandstone to move it.

Make steel block and brick drop themselves when digged and make them craftable back into the their materials

Add VanessaE's selection box for apples, saplings and papyrus

Add Calinou's improved default textures

Dont allow the bucket to replace nodes that are not buildable to

Follow the naming convention and make the first letter Bucket capitalize...

Update default_water.png to the new water textures

Add animation for water

Fix slab -> full block transformation

stop using hacks for sign input

Move falling to builtin

Emtpy bucket

-> Empty bucket

Fix crash when a player happens to join the server quicker than the creative inventory filler is called