Merge pull request #92 from carlossg/issue-46

Last line of plugins.txt ignored if a new line is not present
diff --git a/plugins.sh b/plugins.sh
index 8fe2e97..7c224f2 100755
--- a/plugins.sh
+++ b/plugins.sh
@@ -11,7 +11,7 @@
 REF=/usr/share/jenkins/ref/plugins
 mkdir -p $REF
 
-while read spec; do
+while read spec || [ -n "$spec" ]; do
     plugin=(${spec//:/ });
     [[ ${plugin[0]} =~ ^# ]] && continue
     [[ ${plugin[0]} =~ ^\s*$ ]] && continue