Adjust prefs for JSHint in Eclipse

Limit jshint-eclipse to source files to get rid of warnings in Eclipse.

Change-Id: I52e067ea0e1950cf05d1b3ce6f7213a9f4231c5d
diff --git a/tests/org.eclipse.rap.addons.chart.test/.settings/com.eclipsesource.jshint.ui.prefs b/tests/org.eclipse.rap.addons.chart.test/.settings/com.eclipsesource.jshint.ui.prefs
index 47c81b1..8fb65c8 100644
--- a/tests/org.eclipse.rap.addons.chart.test/.settings/com.eclipsesource.jshint.ui.prefs
+++ b/tests/org.eclipse.rap.addons.chart.test/.settings/com.eclipsesource.jshint.ui.prefs
@@ -1,4 +1,4 @@
 eclipse.preferences.version=1
-excluded=//*.min.js
-included=//*.js
+excluded=//*.min.js\:js/node_modules//*
+included=js//*.js
 projectSpecificOptions=true