Consolidate examples

examples/document.rs

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+extern crate scraper;
+
+use std::io::{self, Read, Write};
+
+use scraper::{Selector, Html};
+
+fn main() {
+    let mut input = String::new();
+    let mut stdout = io::stdout();
+    let mut stdin = io::stdin();
+
+    write!(stdout, "CSS selector: ").unwrap();
+    stdout.flush().unwrap();
+    stdin.read_line(&mut input).unwrap();
+    let selector = Selector::parse(&input).unwrap();
+
+    write!(stdout, "HTML document:\n").unwrap();
+    stdout.flush().unwrap();
+    input.clear();
+    stdin.read_to_string(&mut input).unwrap();
+    let document = Html::parse_document(&input);
+
+    println!("{:#?}", document);
+
+    for node in document.select(&selector) {
+        println!("{:?}", node.value());
+    }
+}

examples/fragment.rs

@@ -0,0 +1,28 @@
+extern crate scraper;
+
+use std::io::{self, Read, Write};
+
+use scraper::{Selector, Html};
+
+fn main() {
+    let mut input = String::new();
+    let mut stdout = io::stdout();
+    let mut stdin = io::stdin();
+
+    write!(stdout, "CSS selector: ").unwrap();
+    stdout.flush().unwrap();
+    stdin.read_line(&mut input).unwrap();
+    let selector = Selector::parse(&input).unwrap();
+
+    write!(stdout, "HTML fragment:\n").unwrap();
+    stdout.flush().unwrap();
+    input.clear();
+    stdin.read_to_string(&mut input).unwrap();
+    let fragment = Html::parse_fragment(&input);
+
+    println!("{:#?}", fragment);
+
+    for node in fragment.select(&selector) {
+        println!("{:?}", node.value());
+    }
+}