Store type PKCS11 requires keystore NONE

[cpesch]

But this fails in the initialization of SignConfig:

Caused by: org.apache.maven.plugin.MojoExecutionException: Could not obtain key store location at ...RouteConverterWebstart>/NONE
at org.codehaus.mojo.webstart.sign.SignConfig.init(SignConfig.java:239)
at org.codehaus.mojo.webstart.AbstractBaseJnlpMojo.signOrRenameJars(AbstractBaseJnlpMojo.java:668)
at org.codehaus.mojo.webstart.AbstractJnlpMojo.execute(AbstractJnlpMojo.java:286)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
... 20 more