fix(close) close results when clicking outside results

[darrenjennings]

Fixes #87

[codecov-io]

Codecov Report

Merging #89 into master will decrease coverage by 0.56%.
The diff coverage is 0%.

@@            Coverage Diff             @@
##           master      #89      +/-   ##
==========================================
- Coverage   80.68%   80.11%   -0.57%     
==========================================
  Files           1        1              
  Lines         176      176              
  Branches       53       53              
==========================================
- Hits          142      141       -1     
  Misses         12       12              
- Partials       22       23       +1

Impacted Files	Coverage Δ
src/Autosuggest.vue	80.11% <0%> (-0.57%)	⬇️

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