[GopherJS] Add Tooltip to Every (Pāli) Word

Add tooltip to every (Pāli) word written in Go, compiled to JavaScript via GopherJS. This is a re-write of AngularJS version [2].

Demo (GitHub)

Real world application is Pāli Tipiṭaka. For source code and example of how to use, see [1].

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Tested on: Chromium Version 50.0.2661.102 Ubuntu 16.04 (64-bit), Go 1.6.2.

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References:

[1]	GitHub - siongui/gopherjs-tooltip-every-word: Add tooltip to every (Pāli) word in Go. Compiled to JavaScript via GopherJS

[2]	[AngularJS] Add Tooltip to Every Word