Added a simple block database for easy block id to human readable name translation

Signed-off-by: Toon Schoenmakers <nighteyes1993@gmail.com>
Added a very simple analyze chunk program

This will simply read out all the blocks in a chunk and print out
how many there are of each block.

Signed-off-by: Toon Schoenmakers <nighteyes1993@gmail.com>
Let's do some proper argument tests and added a proper --help

Signed-off-by: Toon Schoenmakers <nighteyes1993@gmail.com>