Revert^2 "Import xml-rs 0.8.3"

2fc140166d67619ad4a9ce3013e2604b8b5845aa

Change-Id: I6fdc0f5dc86abd2b5417e43bae3da28070ad8636
diff --git a/src/macros.rs b/src/macros.rs
new file mode 100644
index 0000000..1cce3d6
--- /dev/null
+++ b/src/macros.rs
@@ -0,0 +1,30 @@
+#![macro_use]
+
+//! Contains several macros used in this crate.
+
+macro_rules! gen_setter {
+    ($target:ty, $field:ident : into $t:ty) => {
+        impl $target {
+            /// Sets the field to the provided value and returns updated config object.
+            pub fn $field<T: Into<$t>>(mut self, value: T) -> $target {
+                self.$field = value.into();
+                self
+            }
+        }
+    };
+    ($target:ty, $field:ident : val $t:ty) => {
+        impl $target {
+            /// Sets the field to the provided value and returns updated config object.
+            pub fn $field(mut self, value: $t) -> $target {
+                self.$field = value;
+                self
+            }
+        }
+    }
+}
+
+macro_rules! gen_setters {
+    ($target:ty, $($field:ident : $k:tt $tpe:ty),+) => ($(
+        gen_setter! { $target, $field : $k $tpe }
+    )+)
+}