Revert "Merge remote-tracking branch 'remotes/origin/FEAT-3273-Switch_to_log4net'"

This reverts commit 7706a04def9fb08ca4b88b103a13534c20026f74, reversing
changes made to 2b89ef573c72658923ba282176a5fb1214c50ef2.
Merge remote-tracking branch 'remotes/upstream/master' into 1.3.0Alpha_SEB_ADDONV3_HomeY

Conflicts:
	mediaportal/Utils/Utils.csproj