Simplify room link functions

log/aGeneratedRoomLayout

@@ -1,14 +1,14 @@
 Seed: 7114951007332849727
 Room layout (compact): 
-0,1,2,3
+0,1,2,3,4,5,6
 |
-+- 4,5
++- 7,8
 |
-+- 6,7
++- 9,10
 |
-+- 8,9,10
++- 11,12,13
 |
-11,12,13,14,15,16,17,18,19,20,21
+14,15,16,17,18,19,20,21,22,23,24
 
 Layout with room names:
 tutRezBox-0
@@ -17,41 +17,47 @@ autoDoor-1
 |
 Corridor-2
 |
-doorToggle-6gon-3
+glass8gon-3
 |
-+- triggerDoorRoom-4
+autoDoor-4
+|
+Corridor-5
+|
+doorToggle-6gon-6
+|
++- triggerDoorRoom-7
 |  |
-|  autoRect-5
+|  autoRect-8
 |
-+- triggerDoorRoom-6
++- triggerDoorRoom-9
 |  |
-|  autoRect-7
+|  autoRect-10
 |
-+- Corridor-8
++- Corridor-11
 |  |
-|  autoDoor-9
+|  autoDoor-12
 |  |
-|  roomCenterPillar-10
+|  autoRect-13
 |
-triggerDoorRoom-11
+triggerDoorRoom-14
 |
-6gon-12
+autoRect-15
 |
-Corridor-13
+Corridor-16
 |
-autoRect-14
+autoRect-17
 |
-Corridor-15
+Corridor-18
 |
-autoRect-16
+autoRect-19
 |
-Corridor-17
+Corridor-20
 |
-6gon-18
+6gon-21
 |
-defaultRoom-19
+defaultRoom-22
 |
-autoRect-20
+autoRect-23
 |
-Corridor-21
+Corridor-24