Adjust 'ij-plugins' after git-svn re-clone

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Adjust 'javassist' after git-svn re-clone

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Adjust the URL submodule 'mpicbg'

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>