Add missing plugin.properties to org.eclipse.acceleo.query.ide

Change-Id: Ieee057de4f7c4875fac3a8ae6bc8a050371f5fa7
Signed-off-by: Pierre-Charles David <pierre-charles.david@obeo.fr>
diff --git a/query/plugins/org.eclipse.acceleo.query.ide/build.properties b/query/plugins/org.eclipse.acceleo.query.ide/build.properties
index 65ca9c7..c048258 100644
--- a/query/plugins/org.eclipse.acceleo.query.ide/build.properties
+++ b/query/plugins/org.eclipse.acceleo.query.ide/build.properties
@@ -1,6 +1,7 @@
 bin.includes = META-INF/,\
                .,\
                plugin.xml,\
+               plugin.properties,\
                about.html
 jars.compile.order = .
 source.. = src/