Adding W3C manifest JSON schema as an asset
Adding W3C manifest JSON schema as an asset

dragthor/ManifoldJS,NoobsArePeople2/ManifoldJS,maitret/ManifoldJS,f2bo/ManifoldJS-lib,f2bo/ManifoldJS,AuyaJackie/ManifoldJS,manifoldjs/ManifoldJS,beni55/ManifoldJS,ArchivedRepos/ManifoldJS,f2bo/ManifoldJS,BobJavascript/ManifoldJS,f2bo/ManifoldJS-lib