Put some documentation in a better location
Don't include compiled samples (but rater cpp files)

Patch no longer needed to build.
Dependency is now on paho-c v1.3.8, released at about the same time

See https://bugzilla.redhat.com/show_bug.cgi?id=1964682
Use licence abbreviations BSD and EPL-1.0
Remove Group: descriptions (no longer used by fedora)
BuildRequire g++ instead of just gcc
Shorten the description below 80 characters
Follow fedra guildelines for devel dependency
Do not manually specify a cmake build directory
Adjust lecences and %files as requested

Moving the files still made rpmlint complain, so fix it up earlier

Make the major version explicit in the output
correct the descriptions of where code samples went
Make the devel-docs buildarch noach
add the license files to the devel-docs package