Changes

TileGenericPipe.java:
- fixes not calling powerRequest of IPowerReceptor-Pipe

PipePowerWood.java:
- fixes exploding pipes directly behind of a wooden pipe if no power-consumer exists, instead it will only extract the power amount which is requested by the consumers
 (commit: 324242b)

Fix some minor logic derps in the energy pulser. Much better behaviour now.
 (commit: eb8d6ca)

Printline die!
 (commit: 193558f)