Unbool helpers

[vearutop]

Added

• Schema::unboolSchemaData and Schema::unboolSchema to public visibility.

[codecov]

Codecov Report

Merging #91 into master will not change coverage.
The diff coverage is 100%.

@@           Coverage Diff           @@
##           master      #91   +/-   ##
=======================================
  Coverage   89.95%   89.95%           
=======================================
  Files          27       27           
  Lines        1612     1612           
=======================================
  Hits         1450     1450           
  Misses        162      162

Impacted Files	Coverage Δ
src/Schema.php	94.71% <100%> (ø)	⬆️

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