fix brandedoutcast#37 to respect --skip-duplicates flag

fix brandedoutcast#37 to respect --skip-duplicates flag

fix brandedoutcast#38 by respecting spaces around version tag

fix brandedoutcast#36 update to stricter version regexp to ignore com…

…ments

fix a possible issue for multiple projects

fix brandedoutcast#31 remove nupkg deletion before dotnet pack

fix brandedoutcast#30 & partially removed 2.4.0 changes due to bugs w…

…ith nuget

add custom nuget feed support & set outputs

publish symbols & fail on any nuget push errors

fixes brandedoutcast#26
fixes brandedoutcast#27

log info to help understand the mis-configurations & stages of action