Build the Forms on a precompiled hook

[NelsonVides]

This is my attempt at solving #187 :)

[codecov-io]

Codecov Report

Merging #192 into master will increase coverage by 0.06%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #192      +/-   ##
==========================================
+ Coverage   84.62%   84.68%   +0.06%     
==========================================
  Files          12       12              
  Lines        2211     2207       -4     
==========================================
- Hits         1871     1869       -2     
+ Misses        340      338       -2

Impacted Files	Coverage Δ
src/gradualizer_db.erl	71.7% <100%> (+0.41%)	⬆️

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[josefs]

Thanks for your contribution, @NelsonVides! As discussed in #187 we're going with the PR by @gomoripeti so I'm closing this PR.
Don't be discouraged though, we'd be happy to see more contributions from you.

[zuiderkwast]

Pretty nice approach!