Add support for UUIDs

[havardthom]

Fixes #279

[codecov-commenter]

Codecov Report

Merging #280 (fecfdb8) into dev (4c6fe59) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##              dev     #280   +/-   ##
=======================================
  Coverage   99.55%   99.55%           
=======================================
  Files          14       14           
  Lines        2944     2951    +7     
=======================================
+ Hits         2931     2938    +7     
  Misses         13       13           

Impacted Files	Coverage Δ
deepdiff/diff.py	100.00% <100.00%> (ø)
deepdiff/helper.py	100.00% <100.00%> (ø)

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[seperman]

@havardthom Awesome! Thanks for the PR. LGTM.
Please also add your info to the end of https://github.com/seperman/deepdiff/blob/master/AUTHORS.md