Merge ahielg:master for attribute fix

Fixes #746

CHANGES

@@ -29,6 +29,9 @@ jsoup changelog
  * Fixed an OOB exception when loading an empty-body URL and parsing with the XML parser.
    <https://github.com/jhy/jsoup/issues/727>
 
+ * Fixed an issue where attribute names starting with a slash would be parsed incorrectly.
+   <https://github.com/jhy/jsoup/pull/748>
+
 *** Release 1.9.2 [2016-May-17]
  * Fixed an issue where tag names that contained non-ascii characters but started with an ascii character
    would cause the parser to get stuck in an infinite loop.

src/main/java/org/jsoup/parser/TokeniserState.java

@@ -880,6 +880,7 @@ void read(Tokeniser t, CharacterReader r) {
                     break;
                 default:
                     t.error(this);
+                    r.unconsume();
                     t.transition(BeforeAttributeName);
             }
         }

src/test/java/org/jsoup/parser/AttributeParseTest.java

@@ -6,6 +6,7 @@
 import org.jsoup.nodes.Attribute;
 import org.jsoup.nodes.Attributes;
 import org.jsoup.nodes.BooleanAttribute;
+import org.jsoup.nodes.Document;
 import org.jsoup.nodes.Element;
 import org.jsoup.select.Elements;
 import org.junit.Test;
@@ -90,4 +91,13 @@ public class AttributeParseTest {
         assertEquals(html, el.outerHtml());
     }
 
+    @Test public void dropsSlashFromAttributeName() {
+        String html = "<img /onerror='doMyJob'/>";
+        Document doc = Jsoup.parse(html);
+        assertTrue("SelfClosingStartTag ignores last character", doc.select("img[onerror]").size() != 0);
+        assertEquals("<img onerror=\"doMyJob\">", doc.body().html());
+
+        doc = Jsoup.parse(html, "", Parser.xmlParser());
+        assertEquals("<img onerror=\"doMyJob\" />", doc.html());
+    }
 }