Added the API definition for creating or updating a template
Removed the incorrect "required" for index in the `_settings` API
Added the API definition for `_validate/query`
Added the API definition for deleting a warmer
Added the API definition for getting a warmer
Added the API definition for registering a warmer
Added the API definition for `info` (root endpoint)
Added the API definition for `_mlt` ("more like this")
Added the API definition for `_percolate`
Added the API definition for `_search`
Added the API definition for `_msearch`
Added the API definition for `_suggest`
Added the API definition for updating a document
Removed incorrect `index` URL parameter from API definitions
Removed incorrect `name` URL parameter from the API definitions
Removed the incorrect `index` URL parameter from `_bulk`
Small text edits for `_cluster/health`
Small text edits for `_cluster/nodes/hot_threads`
Small text edits for `_cluster/nodes`
Small text edits for `_cluster/nodes/_shutdown`