#383 - marking Now and Go as not Obsolete

This reverts commit a05055c535c6f98a04c1361703baae08a853d76a,
"#359 - marking Now and Go Obsolete".
Merge pull request #387 from blairconrad/382-make-now-not-obsolete

#383 - marking Now and Go as not Obsolete
setting version to 1.26.0
Merge pull request #388 from blairconrad/set-version-to-1.26.0

set version to 1.26.0 for next release
setting version to 2.0.0-beta001
Merge pull request #389 from blairconrad/set-version-to-2.0.0-beta001

set version to 2.0.0-beta001 for next release
#393 - having release issue say to de-list NuGet package that bugfix supersedes
Merge pull request #394 from blairconrad/update-de-list-instruction

#393 - having release issue say to de-list NuGet package that bugfix supersedes
#30 - supporting raising nonstandard (delegate) events
#30 - removing Now, Go from event-raising API
#30 - post-fix tidying and test name cleanup