update _examples and README.md

_example/install_safe_copy.bash

@@ -0,0 +1,14 @@
+# For installing from the extracted package tmp directory
+pkg_install() {
+    pushd "$WEBI_TMP" 2>&1 >/dev/null
+
+        if [ -n "$(command -v rsync 2>/dev/null | grep rsync)" ]; then
+            rsync -Krl ./xmpl*/ "$pkg_new_opt/" 2>/dev/null
+        else
+            cp -Hr ./xmpl*/* "$pkg_new_opt/" 2>/dev/null
+            cp -Hr ./xmpl*/.* "$pkg_new_opt/" 2>/dev/null
+        fi
+        rm -rf ./xmpl*
+
+    popd 2>&1 >/dev/null
+}