Instead of install applications from Cydia/Rock. You may also install through mobile terminal and install a debian (deb) file.
1. Download and Install mobileterminal from Cydia/Rock
2. SSH a deb file to /tmp/
3. Start mobile terminal
4. enter su
5. enter alpine
6. enter dpkg -i /tmp/*******.deb (*** = name of deb file)
7. press return
8. respring and enjoy
You may also download my DEB Files
HERE !!