excludes some tests that don't work so well for Stomp Clients.

nant-common.xml

@@ -44,7 +44,7 @@
     <property name="current.build.config"    value="${if(project.release.type == 'release', 'release', 'debug')}" overwrite="false" />
     <property name="current.build.framework" value="${framework::get-target-framework()}" overwrite="false" />
     <property name="current.build.defines"   value="${build.defines}" />
-    <property name="build.framework.strings" value="net-2.0,net-3.5,net-4.0,mono-2.0,netcf-2.0,netcf-3.5" unless="${property::exists('build.framework.strings')}"/>
+    <property name="build.framework.strings" value="net-2.0,net-3.5,mono-2.0,netcf-2.0,netcf-3.5" unless="${property::exists('build.framework.strings')}"/>
     <property name="current.build.framework.assembly.dir" value="${framework::get-assembly-directory(framework::get-target-framework())}" dynamic="true" />
 
     <property name="build.config.strings"    value="${if(property::exists('configuration'), configuration, if(build.skip.release == 'true', 'debug', 'debug,release'))}" dynamic="true" />
@@ -468,6 +468,7 @@
                 <exec program="nunit-console" failonerror="true" workingdir="build/${current.build.framework}/${current.build.config}">
                     <arg value="${NUnit.Projectfile}" />
                     <arg value="-labels" />
+                    <arg value="-exclude=LongRunning" />
                     <arg value="-xml=Nunit.TestOutput.xml" />
                 </exec>
             </if>