ignore bad jar files on classpath
ignore bad jar files on classpath

for some reason node_jre contains a file that is not a jar
./node-jre/jre/jre1.8.0_112.jre/Contents/Home/lib/ext/._jfxrt.jar

closes #14

thheller/shadow-cljs,thheller/shadow-devtools,thheller/shadow-devtools,thheller/shadow-devtools,thheller/shadow-cljs,thheller/shadow-cljs,thheller/shadow-cljs,thheller/shadow-devtools