Enable JUnit4 in the jgit.http package too

There are currently no JUnit4 tests here, but since we made JUnit4
the default for maven, it should be for Eclipse builds too.

Change-Id: Ic910df1705fa8d6ac26e97a41947cb8e5526d334
Signed-off-by: Robin Rosenberg <robin.rosenberg@dewire.com>

org.eclipse.jgit.http.test/META-INF/MANIFEST.MF

@@ -8,7 +8,7 @@ Bundle-Localization: plugin
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Import-Package: javax.servlet;version="[2.5.0,3.0.0)",
  javax.servlet.http;version="[2.5.0,3.0.0)",
- junit.framework;version="[3.8.2,4.0.0)",
+ junit.framework;version="[4.0.0,5.0.0)",
  org.eclipse.jetty.continuation;version="[7.1.0,8.0.0)",
  org.eclipse.jetty.http;version="[7.1.0,8.0.0)",
  org.eclipse.jetty.http.security;version="[7.1.0,8.0.0)",
@@ -34,4 +34,6 @@ Import-Package: javax.servlet;version="[2.5.0,3.0.0)",
  org.eclipse.jgit.storage.file;version="[0.11.0,0.12.0)",
  org.eclipse.jgit.transport;version="[0.11.0,0.12.0)",
  org.eclipse.jgit.util;version="[0.11.0,0.12.0)",
- org.eclipse.jgit.junit.http;version="[0.11.0,0.12.0)"
+ org.eclipse.jgit.junit.http;version="[0.11.0,0.12.0)",
+ org.junit;version="[4.0.0,5.0.0)"
+Require-Bundle: org.hamcrest;bundle-version="[1.1.0,2.0.0)"