Iox #482 Implement iceoptions, icehello, iceensemble and re-write icedelivery example

[mossmaurice]

Pre-Review Checklist for the PR Author

1. Code follows the coding style of CONTRIBUTING.md
2. Tests follow the best practice for testing
3. Branch follows the naming format (iox-#123-this-is-a-branch)
4. Commits messages are according to this guideline
   • Commit messages have the issue ID (iox-#123 commit text)
   • Commit messages are signed (git commit -s)
   • Commit author matches Eclipse Contributor Agreement (and ECA is signed)
5. Update the PR title
   • Follow the same conventions as for commit messages
   • Link to the relevant issue
6. Relevant issues are linked
7. Add sensible notes for the reviewer
8. All checks have passed (except task-list-completed)
9. Assign PR to reviewer

Notes for Reviewer

• Bring changes from Iox #482 Implement iceoptions, icehello, iceensemble and re-write icedelivery example #655 to master

Checklist for the PR Reviewer

• Commits are properly organized and messages are according to the guideline
• Code according to our coding style and naming conventions
• Unit tests have been written for new behavior
• Public API changes are documented via doxygen
• Copyright owner are updated in the changed files
• PR title describes the changes

Post-review Checklist for the PR Author

1. All open points are addressed and tracked via issues

References

• Closes partly Extend documentation for 1.0 release and website #482

[codecov]

Codecov Report

Merging #698 (196cb13) into master (790e3e2) will decrease coverage by 0.00%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #698      +/-   ##
==========================================
- Coverage   74.53%   74.52%   -0.01%     
==========================================
  Files         317      315       -2     
  Lines       11217    11213       -4     
  Branches     1969     1969              
==========================================
- Hits         8361     8357       -4     
- Misses       2079     2082       +3     
+ Partials      777      774       -3     

Flag	Coverage Δ
unittests	74.47% <ø> (-0.02%)	⬇️
unittests_timing	31.13% <ø> (-0.10%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...posh/roudi/memory/iceoryx_roudi_memory_manager.hpp	12.50% <0.00%> (-87.50%)	⬇️
...ils/include/iceoryx_utils/internal/cxx/smart_c.inl	87.50% <0.00%> (-1.57%)	⬇️
iceoryx_utils/source/posix_wrapper/timer.cpp	60.52% <0.00%> (-0.44%)	⬇️
iceoryx_posh/source/roudi/roudi.cpp	56.09% <0.00%> (-0.27%)	⬇️
iceoryx_posh/source/roudi/process_manager.cpp	64.13% <0.00%> (-0.20%)	⬇️
...posh/include/iceoryx_posh/internal/roudi/roudi.hpp	77.77% <0.00%> (ø)
...osh/source/roudi/application/iceoryx_roudi_app.cpp	30.76% <0.00%> (ø)
...urce/roudi/memory/iceoryx_roudi_memory_manager.cpp	87.50% <0.00%> (ø)
iceoryx_posh/source/roudi/roudi_lock.cpp
...include/iceoryx_posh/internal/roudi/roudi_lock.hpp
... and 4 more