* more consistent emojis and emoji selection in vocab page
- Makes emoji row always visible in vocab page and highlights selection
- selects one by default so more emojis show on the page
- Saves spot in vocab page on navigation
- Doesn't override emoji choice from emoji activity
* code and import formatting
* reduce calls to lemma_definition, remove unused widget file, prevent copy-related errors, don't show emoji activities for messages with less-than 2 relevant tokens
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Co-authored-by: ggurdin <ggurdin@gmail.com>
Co-authored-by: ggurdin <46800240+ggurdin@users.noreply.github.com>
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