* [ts] upgrade to 3.5.2
* [ts] run from cwd so that relative paths are correct
* move eslint-disable-line comment into jsx attribute
* autofix eslint violations
* avoid generic type, it's not necessary and problematic
* make elasticsearch.cluster optional, many instances don't have them
* remove invalid prop
* expand AllowUnknownProperties to cleanly handle arrays
* esfilter values can sometimes be an array of strings
* allow exception objects to have unknown properties
* define accumulator as a boolean
* fix return type
* return a 404 if beat isn't found after update
* use Object.values for better types
* define return type of get() call
* define value type for Set
* define return value of get()
* define State property type
* use less get(), so ts can infer types
* define Set item type
* map state type
* make default_operator optional, since it's not always defined
* remove seemingly unused prop
* define return type of get() fn
* define inner type for state
* don't define base types are objects with index signatues
* regenerate public api docs
* make indices privileges optional too
* remove unnecessary index-signature from Exception interface
* use variadic _arg instead
* [core/plugin] use Record<string, any> rather than {}
* replace a couple more instances of {}
* revert some unnecessary changes
* remove unused types
* [reporting] output, payload, and meta are required properties
* bump to latest patch version
* Pin dependencies
* include core-js in babel packages
* specify core-js version when using `useBuiltIns`
* dedupe @babel/types to avoid "range of null" problem
* [APM] Add new kibana package '@kbn/babel-plugin-apm-idx' based on
'babel-plugin-idx' to work with the APM implementation of the deep
object property helper function. Configure it as a babel plugin in the
common babel preset.
* [APM] modified the expanded output code to handle null checking correction for nested properties and added tests.
* [APM] use same versions of babel and jest as core kibana. fixes broken tests.
* [APM] created namespaced package `@kbn/elastic-idx`. Made available the
apm/common/idx and the corresponding babel plugin under this package.
Modified all imports of apm/common/idx to @kbn/elastic-idx.
* [APM] add typescript build to the @kbn/elastic-idx package
* [APM] fix idx import and linting failures
* [APM] make @kbn/elastic-idx/babel plugin detect idx calls as member functions from the bound scope
