Add TextareaWithButton directive

[olegmdev]

No description provided.

[codecov-io]

Codecov Report

Merging #78 into master will decrease coverage by 0.02%.
The diff coverage is 0%.

@@            Coverage Diff            @@
##           master     #78      +/-   ##
=========================================
- Coverage   91.83%   91.8%   -0.03%     
=========================================
  Files         111     111              
  Lines        4174    4175       +1     
=========================================
  Hits         3833    3833              
- Misses        341     342       +1

Impacted Files	Coverage Δ
src/app/directives/index.js	99.5% <0%> (-0.5%)	⬇️

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