simple readme

readme.md

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+
+# priv_protector for minetest
+
+Adds a protection block that checks the priv of the builder/digger
+
+## Usage
+
+Define a few global privs that you want to give out to trusted builders:
+```
+minetest.register_privilege("protect_streets", {
+	description = "Protection for common streets"
+})
+```
+
+Place the priv_protector block and change the "Privilege" field to `protect_streets` or whatever you want to protect with
+