oops, added missing build.rs too

build.rs

@@ -0,0 +1,19 @@
+use std::process::Command;
+
+fn main() {
+    // rename so we can just extract this into config dir later
+    Command::new("cp")
+        .args("-a extra hunter".split(" "))
+        .status()
+        .expect("Can't create copy of extra directory");
+
+    // create archive that will be included in hunter binary
+    Command::new("tar")
+        .args("cfz config.tar.gz hunter".split(" "))
+        .status()
+        .expect("Failed to create archive of defualt config!");
+
+    // delete directory we just compressed
+    std::fs::remove_dir_all("hunter")
+        .expect("Couldn't delete temporary config directory \"hunter\"")
+}