Alpha-0.0.4

Features:

• Replace ScaffyDB with a JSON/zlib based flatfile database.
• Compile bytecode before packing pyz executable.
• Manually unwind SDL resources on shutdown instead of using the unreliable __del__ method in most cases.
• Timestamps count engine ticks instead of SDL ticks.
• Move most rendering operations into the new FrameManager.
• Text and container widgets.
• Command line database editor utility.
• Bugfixes and tweaks.