Force installation of panda when running bootstrap.pl
Force installation of panda when running bootstrap.pl

Testing local changes to panda can be quite cumbersome when one has to nuke
the install directory to be able to install again. So force installation
despite the same version being already installed.

timo/panda,nbrown/panda,hoelzro/panda,timo/panda,jonathanstowe/panda,tadzik/panda,stmuk/panda,tadzik/panda,stmuk/panda,nbrown/panda,tadzik/panda,hoelzro/panda,hoelzro/panda,jonathanstowe/panda