Require higher degree of match for events

[michardy]

Las Vegas shooting: Veteran drives victims to safety in stolen truck Other sources for this story:

1. Las Vegas shooting: What, where and who? (3)
2. Las Vegas shooting aftermath (3)

Opinions:

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^(Note on opinions: due to sourcing and how articles are matched the opinions may not be terribly diverse.)

^feedback ^| ^usage ^| ^code ^| ^author: ^/u/michaelh115

[michardy]

Check for <event>: <thing> and add to threshold.

• Needs to be done for both the query string and each result.
• Threshold should not go up twice if this format occurs in the query string and the result

[michardy]

fixed