Maescool/Catacomb-Snatch — pull request #573 by AngelDE98 (2012-02-28 18:10:17+00:00)
Title: Adding rails per holding build key ( #570 ) & fixed " buggy " sounds when removing / adding riles

Copy-Paste from base-pull-request . Got problems with removing RailEntities from the PullRequest , so closed that one and doing the rest here .

- Add Rails when on ground and holding build key , then moving .
- Remove Rails when on Rail and holding build key , then moving .
- Added sound when adding rails .
- Only plays remove rail sound when removed .