Merge branch 'master' of https://github.com/kohsuke/github-api

# Conflicts:
#	pom.xml

src/main/java/org/kohsuke/github/Requester.java

@@ -530,7 +530,7 @@ class Requester {
                     }
                 }
             } catch (IOException e) {
-                throw new GHException("Failed to retrieve "+url);
+                throw new GHException("Failed to retrieve " + url, e);
             }
         }