Modified the plugin to only issue warnings when it finds missing imports
when verifying an existing import-package header; previously it was issuing
errors.


git-svn-id: https://svn.apache.org/repos/asf/incubator/felix/trunk@409335 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/tools/maven2/maven-osgi-plugin/src/main/java/org/apache/felix/tools/maven/plugin/OsgiJarMojo.java b/tools/maven2/maven-osgi-plugin/src/main/java/org/apache/felix/tools/maven/plugin/OsgiJarMojo.java
index 324d793..354b6d8 100644
--- a/tools/maven2/maven-osgi-plugin/src/main/java/org/apache/felix/tools/maven/plugin/OsgiJarMojo.java
+++ b/tools/maven2/maven-osgi-plugin/src/main/java/org/apache/felix/tools/maven/plugin/OsgiJarMojo.java
@@ -335,8 +335,7 @@
 		test.removeAll(declaredImports);
 		for (Iterator m = test.iterator(); m.hasNext();) {
 			Object o = m.next();
-			getLog().error("[OSGi] MISSING IMPORT: " + o);
-			throw new MojoExecutionException("Missing Import " + o);
+			getLog().warn("[OSGi] MISSING IMPORT: " + o);
 		}
 
 		test = new HashSet(declaredImports);