Bump mongoose from 5.4.21 to 5.6.8 in /api

[dependabot-preview]

Bumps mongoose from 5.4.21 to 5.6.8.

Changelog

Sourced from mongoose's changelog.

5.6.8 / 2019-08-02

• fix(aggregate): allow modifying pipeline in pre('aggregate') hooks #8017
• fix(query): make findOneAndReplace() work with orFail() #8030
• fix(document): allow saving an unchanged document if required populated path is null #8018
• fix(debug): support disabling colors in debug mode #8033 Mangosteen-Yang
• docs: add async-await guide #8028 Rossh87
• docs(plugins): rewrite plugins docs to be more modern and not use strange = exports syntax #8026
• docs(transactions): clarify relationship between session in docs and MongoDB driver ClientSession class, link to driver docs #8009

5.6.7 / 2019-07-26

• fix(document): support validators on nested arrays #7926
• fix(timestamps): handle timestamps: false in child schema #8007
• fix(query): consistently support new option to findOneAndX() as an alternative to returnOriginal #7846
• fix(document): make inspect() never return null, because a document or nested path is never == null #7942
• docs(query+lean): add links to mongoose-lean-virtuals, mongoose-lean-getters, mongoose-lean-defaults #5606
• docs: add example for Schema#pre(Array) #8022 Mangosteen-Yang
• docs(schematype): updated comment from Schema.path to proper s.path #8013 chrisweilacker
• chore: upgrade nyc #8015 kolya182

5.6.6 / 2019-07-22

• fix(populate): handle refPath returning a virtual with Query#populate() #7341
• fix(populate): handle refPath in discriminator when populating top-level model #5109
• fix(mongoose): ensure destucturing and named imports work for Mongoose singleton methods like set(), etc. #6039
• fix(query): add missing options for deleteOne and deleteMany in Query #8004 Fonger
• fix(schema): make embedded discriminators instanceof their parent types #5005
• fix(array): make validators a private property that doesn't show up in for/in #6572
• docs(api): fix array API docs that vanished because of #7798 #7979
• docs(discriminators+api): add single nested discriminator to discriminator docs and API docs #7983
• docs(connection+mongoose): make option lists consistent between mongoose.connect(), mongoose.createConnection(), and conn.openUri() #7976
• docs(validation): clarify resolve(false) vs reject() for promise-based async custom validators #7761
• docs(guide): use correct mongoose.set() instead of mongoose.use() #7998
• docs: add redis cache example #7997 usama-asfar

5.6.5 / 2019-07-17

• fix(document): handle setting non-schema path to ObjectId or Decimal128 if strict: false #7973
• fix(connection): remove backwards-breaking multiple mongoose.connect() call for now #7977
• fix(schema): print invalid value in error message when a schema path is set to undefined or null #7956
• fix(model): throw readable error if calling new Model.discriminator() #7957
• fix(mongoose): export cast() function #7975 perfectstorm88
• docs(model): fix link to Model.inspect() and add example #7990
• docs: fix broken anchor links on validation tutorial #7966
• docs(api): fix broken links to split API pages #7978
• chore: create LICENSE.md #7989 Fonger

5.6.4 / 2019-07-08

... (truncated)

Commits

• bd03c4d chore: release 5.6.8
• 6fd4975 chore: add ehic cards as opencollective sponsor
• 01b182e refactor: handle arrays underneath mixed paths for #6405
• 4b2f770 Merge pull request #8033 from Mangosteen-Yang/new-feature-#6403
• f58c45f fix(document): allow saving an unchanged document if required populated path ...
• c698590 test(document): repro #8018
• eced064 docs(transactions): clarify relationship between session in docs and MongoD...
• c8e270e docs(plugins): rewrite plugins docs to be more modern and not use strange `= ...
• f4aaa9c test: fix tests
• 9db4857 fix(query): make findOneAndReplace() work with orFail()
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #1331.