Send target element along with track call

[mmairs9-zz]

We want to be able to default some track attributes based on the element type. If we have context of the clicked element we can begin auto tracking alot of data.

[codecov[bot]]

Codecov Report

Merging #50 into master will increase coverage by <.01%. The diff coverage is 100%.

@@            Coverage Diff             @@
##           master      #50      +/-   ##
==========================================
+ Coverage    99.3%   99.31%   +<.01%     
==========================================
  Files          15       15              
  Lines         433      435       +2     
==========================================
+ Hits          430      432       +2     
  Misses          3        3

Impacted Files	Coverage Δ
src/core/useTrackBindingPlugin.js	100% <100%> (ø)	:arrow_up:
src/core/createMetrics.js	99.45% <100%> (ø)	:arrow_up:

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[potench]

@mmairs9 I'm down to merge this if you can just make the couple small changes noted in the review.