test build for running with FIPS enabled

Reference mRemoteNG#222

set release date in changelog

Merge branch 'release/v1.76'

extension to the fix for mRemoteNG#1124

bumped patch version

bumped assembly version to 1.76.8

set assembly version to 1.76.7 and set release date in changelog

code clean up / add'l checks

related to mRemoteNG#1061

set 1.76.5 release date in changelog

updated changelog