Create a folder e2openplugins in your OE recipes folder and clone the repo inside
mkdir /your/oe/path/recipes/e2openplugins
cd /your/oe/path/recipes/e2openplugins
git clone git://github.com/E2OpenPlugins/e2openplugins.git .
Edit the file "/your/oe/path/recipes/images/dreambox-image.bb"
Change OPENDREAMBOX_COMMON from:
OPENDREAMBOX_COMMON = "\
task-boot \
task-opendreambox-base \
task-opendreambox-dvbapi \
task-opendreambox-ui \
"
to:
OPENDREAMBOX_COMMON = "\
task-boot \
task-opendreambox-base \
task-opendreambox-dvbapi \
task-opendreambox-ui \
task-openplugins \
"
Compile your OE :)