Ported bugfixes back to 1.7.10
Fixed https://github.com/yyon/grapplemod/issues/5 https://github.com/yyon/grapplemod/issues/11 https://github.com/yyon/grapplemod/issues/12 https://github.com/yyon/grapplemod/issues/13 https://github.com/yyon/grapplemod/issues/10 hopefully
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