[WIP] New OFI impl

[dennisklein]

Resolves #54
Resolves #9

---

Checklist:

• Rebased against dev branch
• My name is in the resp. CONTRIBUTORS/AUTHORS file
• Followed the seven rules of great commit messages

[codecov]

Codecov Report

Merging #65 into dev will decrease coverage by 7.19%.
The diff coverage is 0%.

@@            Coverage Diff            @@
##              dev      #65     +/-   ##
=========================================
- Coverage   58.72%   51.53%   -7.2%     
=========================================
  Files          69       78      +9     
  Lines        4235     4824    +589     
=========================================
- Hits         2487     2486      -1     
- Misses       1748     2338    +590

Impacted Files	Coverage Δ
fairmq/ofi/Socket.h	0% <ø> (ø)
fairmq/ofi/Context.cxx	0.62% <ø> (ø)
fairmq/ofi/TransportFactory.cxx	3.33% <ø> (ø)
fairmq/ofi/Context.h	0% <ø> (ø)
fairmq/ofi/Socket.cxx	0% <0%> (ø)
fairmq/tools/Strings.h	0% <0%> (-100%)	⬇️
fairmq/FairMQTransportFactory.cxx	57.14% <0%> (-9.53%)	⬇️
... and 6 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 8b3e3bb...862742a. Read the comment docs.

[dennisklein]

Closing in favor of new PR