Release v1.3.0

Since Last Release:
* 093a9cf (HEAD, tag: v1.3.0, origin/master) Implement Configuration and Custom Recipes [bundabrg]
Portals can now be configured in some detail in `config.yml` including the type of block they are and what sounds they make.

Additionally you can now specify a custom crafting recipe so that players can craft the block.

Changes:
* Set crafting recipes to be fairer
* Implement Crafting Recipes
* Update Documentation
* Convert to Jackson
* Make use of configuration for portals