* Added Main Menu module with some very crude UI.
* Added cross-context mappings to base context
* Hooked main menu buttons to commands
* Refactored code base (renamed / moved a few files)
* Stubbed next part of implementation. (Game module and PauseMenu module)
* Created crude UI for pause menu
* Hooked pause menu buttons to dummy commands
* Ghetto resume game implemented (needs animation)
* Updated Strange version
* Reanmed Cancel to Pause (to toggle pause menu on and off)
* Updated StrangeIOC
* Added tags to all context roots.
* Stopped tracking a bunch of files that are not necessary in the repo.
* Linked game scene
* Added Hexagon prototype
* Showing pause menu
* Started work on hex grid model.
* Refined grid code.
* Removed useless linker
* Simplified HexNode
* Completed HexGrid data structure (not tested)
* Rendering the grid based on the model.
* Clarified a comment on hardcoded grid render.
* Highlighting neighbours

[BUG] Node 0,0,0 does not get linked to its neighbours.
* Fixed bug with 0,0,0 node keys
* Simplified HexNode class (the other constructors were unneeded)
* Added collider to debug prefab