new example

examples/range.rs

@@ -0,0 +1,10 @@
+extern crate lua_patterns;
+use lua_patterns::LuaPattern;
+
+fn main() {
+    let mut m = LuaPattern::new("(%a+) one");
+    let text = " hello one two";
+    assert!(m.matches(text));
+    assert_eq!(m.capture(1),1..6);
+    assert_eq!(m.capture(0),1..10);
+}