Issue #145 #146 Validate that plugins are zip files
diff --git a/plugins.sh b/plugins.sh
index 3413ce4..ec8e8e5 100755
--- a/plugins.sh
+++ b/plugins.sh
@@ -24,4 +24,5 @@
       JENKINS_UC_DOWNLOAD=$JENKINS_UC/download
     fi
     curl -sSL -f ${JENKINS_UC_DOWNLOAD}/plugins/${plugin[0]}/${plugin[1]}/${plugin[0]}.hpi -o $REF/${plugin[0]}.jpi
+    unzip -qqt $REF/${plugin[0]}.jpi
 done  < $1