Bump to 1.4.0

[thomasrockhu]

Release commit for 1.4.0

[codecov]

Codecov Report

Merging #284 (72182f9) into master (ce1ffb8) will increase coverage by 0.58%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #284      +/-   ##
==========================================
+ Coverage   97.07%   97.66%   +0.58%     
==========================================
  Files           4        4              
  Lines         171      171              
  Branches       49       49              
==========================================
+ Hits          166      167       +1     
+ Misses          5        4       -1     

Flag	Coverage Δ
demo	87.50% <ø> (ø)
script	98.70% <ø> (+0.64%)	⬆️

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

Impacted Files	Coverage Δ
src/buildExec.ts	98.38% <0.00%> (+0.80%)	⬆️

---

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 ce1ffb8...72182f9. Read the comment docs.