Consistent usage of m2e for all JaCoCo projects.

Avoid dependency on MANIFEST.MF files and PDE.
diff --git a/org.jacoco.doc/docroot/doc/environment.html b/org.jacoco.doc/docroot/doc/environment.html
index 62df736..f0abe70 100644
--- a/org.jacoco.doc/docroot/doc/environment.html
+++ b/org.jacoco.doc/docroot/doc/environment.html
@@ -27,11 +27,10 @@
 <h3>IDE</h3>
 
 <p>
-  JaCoCo development is done with the latest Eclipse version 3.7.x. JaCoCo
-  projects are OSGi bundles, therefore the
-  <a href="http://www.eclipse.org/pde/">PDE</a> feature is required. The JaCoCo
-  Maven plug-in projects require the
-  <a href="http://www.eclipse.org/m2e/">M2E</a> for proper dependency resolution.
+  JaCoCo development is done with the latest version of
+  <a href="http://www.eclipse.org/">Eclipse</a>. Please make sure to install
+  the <a href="http://www.eclipse.org/m2e/">m2e plug-in</a> to get all
+  dependencies resolved properly.
 </p>
 
 <p>  
@@ -58,23 +57,6 @@
   JaCoCo <a href="build.html">build</a> requires Maven 3.
 </p>
 
-<h3>Third Party Dependencies</h3>
-
-<p>
-  JaCoCo has dependencies to the following third party bundles:
-</p>
-
-<ul>
-  <li>Apache Ant 1.7.x</li>
-  <li>JUnit 4</li>
-  <li>Objectweb ASM 4.0</li>
-</ul>
-
-<p>
-  These bundles are included with the Eclipse 3.7.x PDE feature and are not
-  part of the JaCoCo source tree.
-</p>
-
 <h3>Source Encoding</h3>
 
 <p>