Normalising REST spec query param types

integer -> number
filter_path: string -> list

rest-api-spec/src/main/resources/rest-api-spec/api/_common.json

@@ -22,7 +22,7 @@
       "description": "The URL-encoded request definition. Useful for libraries that do not accept a request body for non-POST requests."
     },
     "filter_path": {
-      "type": "string",
+      "type": "list",
       "description": "A comma-separated list of filters used to reduce the respone."
     }
   }

rest-api-spec/src/main/resources/rest-api-spec/api/delete_by_query.json

@@ -155,7 +155,7 @@
           "description": "The throttle for this request in sub-requests per second. -1 means no throttle."
         },
         "slices": {
-          "type": "integer",
+          "type": "number",
           "default": 1,
           "description": "The number of slices this task should be divided into. Defaults to 1 meaning the task isn't sliced into subtasks."
         }

rest-api-spec/src/main/resources/rest-api-spec/api/reindex.json

@@ -31,7 +31,7 @@
           "description": "The throttle to set on this request in sub-requests per second. -1 means no throttle."
         },
         "slices": {
-          "type": "integer",
+          "type": "number",
           "default": 1,
           "description": "The number of slices this task should be divided into. Defaults to 1 meaning the task isn't sliced into subtasks."
         }

rest-api-spec/src/main/resources/rest-api-spec/api/update_by_query.json

@@ -163,7 +163,7 @@
           "description": "The throttle to set on this request in sub-requests per second. -1 means no throttle."
         },
         "slices": {
-          "type": "integer",
+          "type": "number",
           "default": 1,
           "description": "The number of slices this task should be divided into. Defaults to 1 meaning the task isn't sliced into subtasks."
         }