Deprecate overwrite: true in favour of bang methods

[SxDx]

[codecov[bot]]

Codecov Report

Merging #19 into master will decrease coverage by 0.54%. The diff coverage is 77.77%.

@@             Coverage Diff             @@
##            master      #19      +/-   ##
===========================================
- Coverage   100.00%   99.45%   -0.55%     
===========================================
  Files           16       16              
  Lines          362      370       +8     
===========================================
+ Hits           362      368       +6     
- Misses           0        2       +2     

Impacted Files	Coverage Δ
lib/remove_bg/composite_result.rb	96.77% <75.00%> (-3.23%)	:arrow_down:
lib/remove_bg/result.rb	96.66% <75.00%> (-3.34%)	:arrow_down:
lib/remove_bg/error.rb	100.00% <100.00%> (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 eb12e12...2c59daa. Read the comment docs.