Fix ivory-example run script - was setting IVORY variable twice

Author: charleso

ivory-example/bin/run

@@ -1,13 +1,13 @@
 #!/bin/sh -eux
 
 TARGET=${1:-/tmp/test-$RANDOM}
-IVORY=$TARGET/ivory
+REPO=$TARGET/ivory
 DICT=$TARGET/dictionary
 FACTS=$TARGET/facts
 FLAGS=$TARGET/flags
 
 IVORY=$(dirname $0)/ivory
 $IVORY generate-dictionary -n 5 -f 100 -o $TARGET
 $IVORY generate-facts -d $DICT -f $FLAGS -n 1000 -s 2012-01-01 -e 2012-02-01 -o $FACTS
-$IVORY create-repository -p $IVORY
-$IVORY import-dictionary -r $IVORY -p $DICT -n "example"
+$IVORY create-repository -p $REPO
+$IVORY import-dictionary -r $REPO -p $DICT -n "example"