Awesome, when you've found the way, can you PM or quote this post? Thanks a bunch.
In cydia add this repo
repo.insanelyi.com/*
Then after the repo installs respring
Reopen cydia nd go 2 the search tab...
Type in Doodle Jump... Nd sometype of hack called like Doodle jump hack v1.34 should pop up.... Install it... It may take a few times 2 install it took me 3 times.. After finished installing repring... Then open doodle jump... Nd watch ur high score skyrocket