Change default delimiter to '\0' instead of space

[rafiw]

This maintains CLI11 previous way of work.
This fixes #218

Signed-off-by: Rafi Wiener rafiw@mellanox.com

[codecov]

Codecov Report

Merging #221 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master   #221   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files          12     12           
  Lines        2027   2033    +6     
=====================================
+ Hits         2027   2033    +6

Impacted Files	Coverage Δ
include/CLI/App.hpp	100% <100%> (ø)	⬆️

---

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 048f968...472a695. Read the comment docs.

[codecov]

Codecov Report

Merging #221 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master   #221   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files          12     12           
  Lines        2027   2033    +6     
=====================================
+ Hits         2027   2033    +6

Impacted Files	Coverage Δ
include/CLI/App.hpp	100% <100%> (ø)	⬆️

---

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 048f968...472a695. Read the comment docs.

[henryiii]

Thanks!