Ensure all http tests are run and fix broken tests

HttpClientTests were broken. This wasn't discovered since
maven-surefire-plugin's by default only executes test classes
matching **/*Test.java. Fix this by also including **/*.Tests.java
and fix the failing tests.

Change-Id: I487a30fb333de993a9f8d8fff491d3b0e7fb02cc
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit.http.test/pom.xml

@@ -134,6 +134,10 @@
         <artifactId>maven-surefire-plugin</artifactId>
         <configuration>
           <argLine>-Djava.io.tmpdir=${project.build.directory}  -Xmx300m</argLine>
+          <includes>
+            <include>**/*Test.java</include>
+            <include>**/*Tests.java</include>
+          </includes>
         </configuration>
       </plugin>
     </plugins>

org.eclipse.jgit.http.test/tst/org/eclipse/jgit/http/test/HttpClientTests.java

@@ -303,7 +303,7 @@ public class HttpClientTests extends HttpTestCase {
 				fail("connection opened even info/refs needs auth basic");
 			} catch (TransportException err) {
 				String exp = dumbAuthBasicURI + ": "
-						+ JGitText.get().notAuthorized;
+						+ JGitText.get().noCredentialsProvider;
 				assertEquals(exp, err.getMessage());
 			}
 		} finally {
@@ -347,7 +347,7 @@ public class HttpClientTests extends HttpTestCase {
 				fail("connection opened even though service disabled");
 			} catch (TransportException err) {
 				String exp = smartAuthBasicURI + ": "
-						+ JGitText.get().notAuthorized;
+						+ JGitText.get().noCredentialsProvider;
 				assertEquals(exp, err.getMessage());
 			}
 		} finally {
@@ -369,7 +369,8 @@ public class HttpClientTests extends HttpTestCase {
 				t.openFetch();
 				fail("connection opened even though service disabled");
 			} catch (TransportException err) {
-				String exp = smartAuthNoneURI + ": Git access forbidden";
+				String exp = smartAuthNoneURI + ": "
+						+ JGitText.get().serviceNotEnabledNoName;
 				assertEquals(exp, err.getMessage());
 			}
 		} finally {