Update BlockQuarry.java

Fixes https://github.com/BuildCraft/BuildCraft/issues/972
Merge pull request #973 from viliml/patch-4

Update BlockQuarry.java
Allow longer name building
Tweaks
Fix output dir grrr
Changes for 3.7.1 build.
Merge branch 'master' of github.com:BuildCraft/BuildCraft
Merge branch 'master' into power