Remove .strip() from TextField parsing

[abmyii]

Closes #84.

[codecov-io]

Codecov Report

Merging #85 into master will not change coverage.
The diff coverage is 100%.

@@           Coverage Diff           @@
##           master      #85   +/-   ##
=======================================
  Coverage   96.59%   96.59%           
=======================================
  Files          10       10           
  Lines         616      616           
=======================================
  Hits          595      595           
  Misses         21       21

Impacted Files	Coverage Δ
ruia/field.py	96.05% <100%> (ø)	⬆️

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