build.sh in ledger_sync-1.4.2

- old
+ new

@@ -1,8 +1,10 @@
 #!/bin/bash
 parent_path=$( cd "$(dirname "${BASH_SOURCE[0]}")" ; pwd -P )
 
 cd "$parent_path"
+cd ..
+bundle install
+cd documentation
 ruby generate.rb
 cd site
-bundle install
 bundle exec jekyll build -d ../../docs
\ No newline at end of file