Move trigger related code to the watcher

[dgageot]

Signed-off-by: David Gageot david@gageot.net

[codecov-io]

Codecov Report

Merging #1422 into master will increase coverage by 0.01%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master    #1422      +/-   ##
==========================================
+ Coverage   44.77%   44.79%   +0.01%     
==========================================
  Files         111      111              
  Lines        4554     4552       -2     
==========================================
  Hits         2039     2039              
+ Misses       2310     2308       -2     
  Partials      205      205

Impacted Files	Coverage Δ
pkg/skaffold/watch/watch.go	86.04% <100%> (+1.04%)	⬆️
pkg/skaffold/runner/runner.go	61.22% <100%> (-0.27%)	⬇️
pkg/skaffold/runner/dev.go	50% <100%> (-2.78%)	⬇️
pkg/skaffold/watch/triggers.go	33.33% <0%> (+5.55%)	⬆️

---

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[codecov-io]

Codecov Report

Merging #1422 into master will increase coverage by 0.01%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master    #1422      +/-   ##
==========================================
+ Coverage   44.77%   44.79%   +0.01%     
==========================================
  Files         111      111              
  Lines        4554     4552       -2     
==========================================
  Hits         2039     2039              
+ Misses       2310     2308       -2     
  Partials      205      205

Impacted Files	Coverage Δ
pkg/skaffold/watch/watch.go	86.04% <100%> (+1.04%)	⬆️
pkg/skaffold/runner/runner.go	61.22% <100%> (-0.27%)	⬇️
pkg/skaffold/runner/dev.go	50% <100%> (-2.78%)	⬇️
pkg/skaffold/watch/triggers.go	33.33% <0%> (+5.55%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
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[balopat]

LGTM