[x] Console area for output. 
[x] Links between rooms. 
[x] Add a character/hero entity. 
[x] Make character progress between rooms. 
[x] Add a character spawnpoint entity. 
[x] Add a side-bar room list. 
[x] Names and prices for rooms in the menu. 
[x] Restrictions on where you can build rooms. 
[x] Map indicators for where you can build rooms. 
[x] Proper scrolling for the UI components.
[ ] Useable scroll-bar. 
[x] Removing dead heroes.
[x] Killing the boss + boss health.
[x] Display boss health and money. 
[x] Loose game. 
[x] Complete the info box. 
[ ] Console with events and stuff.