Add two attachable and a handheld rangefinder. Also adds a picatinny adapter if you choose to mount it on a gun as a scope.

v1.1.0 updated for stratum and on-demand loading. Also changed script to use Monomod instead.
v1.0.2 added OpenScripts as dependency
v1.0.1 added missing bloom to laser source
v1.0.0 initial release