#tvheadend-migrate-channel-script ##A migrate script who permits upgrade dvr logs to a newer version of TVHeadend

###Why ? The dvr logs have not the same structure between the version 3 and 4 of TVHeadend. To have a new clean install of TVHeadend, we must to reconfigure all settings and badly we lost all dvr logs. This script permits to migrate your DVR logs in the newer version.