special characters in connection name #118

It is just a minor beauty bug, but it would still be nice to see this fixed:
We have connections in the SQL-Developer named username@database, e.g. sys@local. When I use the button "run utplsql test" in sqldeveloper the utplsql shows the name wrongly in the history list:

Instead of SQL_TOOLS@lokal the UI shows SQL_TOOLS%40lokal