Closes #157

protege-distribution/pom.xml

@@ -133,6 +133,13 @@
             <artifactId>guava</artifactId>
             <version>18.0</version>
         </dependency>
+
+		<dependency>
+			<groupId>org.eclipse.equinox</groupId>
+			<artifactId>org.eclipse.equinox.common</artifactId>
+			<version>3.6.0.v20100503</version>
+		</dependency>
+
 	</dependencies>
 	
 	<build>

protege-distribution/src/main/assembly/protege-as-directory.xml

@@ -61,6 +61,7 @@
             <includes>
                 <include>edu.stanford.protege:org.protege.common:jar</include>
                 <include>edu.stanford.protege:org.protege.editor.core.application:jar</include>
+                <include>org.eclipse.equinox:org.eclipse.equinox.common:jar</include>
             </includes>
             <useStrictFiltering>true</useStrictFiltering>
             <outputFileNameMapping>${artifact.artifactId}.${artifact.extension}</outputFileNameMapping>