Refresh: Metalworks f2

Significant changes to cp_metalworks to improve competitive suitability

  1. F2 Release

    bazooka_joe
    Credit to Hondjo and Niro for their work on this version

    Fixed visual bug in lobby
    Fixed more asymmetries on the map and other miscellaneous stuff
    Improvement applied blockbullet to the trash pile in house
    Improvement applied blockbullet to stairs in spawn
    Improved clipping on garage ceiling on last
    Improved some clipbrushes on last