fix(GH-232): SimpleDateFormat is not threadsafe

[igdianov]

Fixes #232

[codecov]

Codecov Report

Merging #261 into master will increase coverage by 0.04%.
The diff coverage is 75.00%.

@@             Coverage Diff              @@
##             master     #261      +/-   ##
============================================
+ Coverage     72.22%   72.27%   +0.04%     
  Complexity     1028     1028              
============================================
  Files            71       71              
  Lines          4688     4689       +1     
  Branches        670      670              
============================================
+ Hits           3386     3389       +3     
+ Misses         1014     1013       -1     
+ Partials        288      287       -1     

Impacted Files	Coverage Δ	Complexity Δ
...ventures/graphql/jpa/query/schema/JavaScalars.java	47.05% <75.00%> (+0.82%)	6.00 <0.00> (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 5da68e8...c138490. Read the comment docs.