MV3D 0.50 "MV3D 0.50"

------ v0.50 ------
First official Beta release of MV3D. This means special care in future release
will be taken to preserve API and data backwards compatibility. With 0.50,
MV3D supports a new 3D renderer: Panda3D. In addition, a path-finding system
based on navigation meshes and A* was added. Many bugs and performance problems
were also addressed.

Features:
 * #28, #157, #565 New path-finding system.
 * #170 Client patching system.
 * #358 Python Console in the Game Client (access with `)
 * #359, #504 Run time profiling system.
 * #547 Added tooltips to all tools.
 * #550, #551, #552 Support for Panda3D renderer.

Bugs:
 * #432 Fix bug with default client camera.
 * #461, #462, #463, #464, #533 Fix performance issues with persist datastore.
 * #496, #594, #599 Various bugs with persist datastore.
 * #498, #500, #501, #512, #513, #515, #519, #521, #522, #525, #545, #563, #568,
   #576, #579, #581 Tons of tool bugs squashed.
 * #467, #502, #542, #543, #575, #578 Fixed many client bugs.
 * #478, #518, #534, #554, #580, #584 Fixed more bugs with the server.

------ v0.44 ------
In this release, a functioning content creation toolchain was created. It is
now possible to populate a game world from scratch without using the command
line or writing code.

Features:
 * #360, #329, #366, #367 Overseer is an app which can manage clusters of MV3D
   servers.
 * #475, #476, #482 Importer is a tool to bring new assets into the game.
 * #318, #342 The Solidifier tool matches colliders with 3D models.
 * #316 Builder can combine solid objects together.
 * #484, #280, #337, #350 Composer is a fairly complete world editor.
 * #458 Upgraded to Python-Ogre 1.7.1.
 * #486 Made Sim service items HighlyAvailable.

Bugs:
 * #460, #454 Bipeds weren't being removed from iteration even when stationary.
 * #338, #490 Unit tests didn't run on Linux.

------ v0.42 ------
In this release, the core systems were made ready for tool building and content
creation. This included a redesigned persistence mechanism and a cross system
GUI layout.

Features:
 * #430 Investigate and a new datastore
 * #434, #435, #436, #437, #438, #439 Implement new datastore
 * #440, #441, #442, #443, #444, #445 Integrate new datastore
 * #374 Implemented a method to store all or part of the game world with version
   control
 * #420 Implemented a cross GUI layout and databinding engine
 * #371 Reorganized unit tests
Bugs:
 * #433 Fixed change password web form
 * #448 Fixed some bugs in terrain editing

------ v0.40 ------
In this release, the big ticket item was refactoring and fixing load balancing
and redundancy at all levels.

Features:
 * #354 Upgraded to Python-Ogre v1.6.1
 * #211 Completely refactored redundancy and load balancing
 * #214 Made Cacheables able to be replaced (by a new mechanism called
   HighlyAvailable)
 * #302 Simplified and refactored IDDispenser
 * #307 Iterating is now optional for objects
 * #321 Import and export buttons function on terrain editor
 * #322 Generate button functions on terrain editor
 * #363 New tool! MV3D RED

Bugs:
 * #357 The IGE select modifier didn't deselect things when it was closed.
 * #336 Logging in to the Web console was broken for non admins.
 * #301 IDDispensers couldn't get refilled properly.
 * #188 Load balancing was messed up.
 * #424 Missing function in Directory Service view - turned out to be a bigger
   multi-server problem
 * #429 IGE Asset selector is broken when spanning servers