add stricter checking on urls and paths, and make sure that if one

package fails to load other may continue to load

lua/dep.lua

@@ -42,12 +42,10 @@ function M.registertree(speclist, overrides)
       disable = over.disable or spec.disable
     }
 
-    local ok = packager:new(spec, overrides)
-
-    -- if erroring print out the spec and the error
-    if not ok then
-      error(string.format("(spec=%s)", vim.inspect(spec)))
-    end
+    -- While a package can fail to load we just don't care, it will work itself
+    -- out. The goal is to make sure every plugin that can load does load, not
+    -- keep working plugins from loading because an unrelated one doesn't load.
+    packager:new(spec, overrides)
   end
 end