Add boss room

Issue: #322

Author: mathiasbynens

data/floor-15-map.png

@@ -2281,13 +2281,6 @@
 		"y": 32907,
 		"z": 5
 	},
-	{
-		"description": "to the Crimson Court",
-		"icon": "star",
-		"x": 31962,
-		"y": 31898,
-		"z": 5
-	},
 	{
 		"description": "",
 		"icon": "red up",
@@ -6089,13 +6082,6 @@
 		"y": 31904,
 		"z": 7
 	},
-	{
-		"description": "Bank",
-		"icon": "$",
-		"x": 31935,
-		"y": 31916,
-		"z": 7
-	},
 	{
 		"description": "To serpent spawns",
 		"icon": "red down",
@@ -6131,13 +6117,6 @@
 		"y": 32556,
 		"z": 7
 	},
-	{
-		"description": "Post Office",
-		"icon": "flag",
-		"x": 31951,
-		"y": 31890,
-		"z": 7
-	},
 	{
 		"description": "Towards Herald of Fire",
 		"icon": "up",
@@ -42188,13 +42167,6 @@
 		"y": 32009,
 		"z": 15
 	},
-	{
-		"description": "Herald of Fire lever",
-		"icon": "checkmark",
-		"x": 32434,
-		"y": 32654,
-		"z": 15
-	},
 	{
 		"description": "Levitate spot",
 		"icon": "red left",
@@ -42216,13 +42188,6 @@
 		"y": 31722,
 		"z": 15
 	},
-	{
-		"description": "Herald of Fire boss room",
-		"icon": "checkmark",
-		"x": 32495,
-		"y": 32659,
-		"z": 15
-	},
 	{
 		"description": "Teleport to minotaur cult",
 		"icon": "flag",