Fix "list_analyzers" and "output_mapping"

I think they've been broken since
b6e92d4, which changed schema to have
a single mapping. Presumably this was done as part of deprecating `doc._type`

README.md

@@ -64,7 +64,7 @@ node scripts/update_settings.js          # update index settings
 
 #### output schema file
 
-Use this script to pretty-print the whole schema file or a single mapping to stdout.
+Use this script to pretty-print the whole schema's mappings to stdout.
 
 ```bash
 node scripts/output_mapping.js

scripts/list_analyzers.js

@@ -54,7 +54,7 @@ const error = function(vals) {
 }
 
 // parse mapping
-const mapping = schema.mappings[config.schema.typeName];
+const mapping = schema.mappings;
 const dynamic = mapping.dynamic_templates.map(t => _.first(_.map(t, v => v)));
 
 // process and single mapping property (recursively)

scripts/output_mapping.js

@@ -3,19 +3,5 @@ var es = require('@elastic/elasticsearch');
 var client = new es.Client(config.esclient);
 var schema = require('../schema');
 
-var _index = ( process.argv.length > 3 ) ? process.argv[3] : config.schema.indexName;
-var _type = ( process.argv.length > 2 ) ? process.argv[2] : null; // get type from cli args
-
-// print out mapping for just one type
-if ( _type ) {
-  var mapping = schema.mappings[_type];
-  if( !mapping ){
-    console.error( 'could not find a mapping in the schema file for', _index+'/'+_type );
-    process.exit(1);
-  }
-  console.log( JSON.stringify( mapping, null, 2 ) );
-//print out the entire schema mapping
-} else {
-  console.log( JSON.stringify( schema, null, 2 ) );
-}
+console.log( JSON.stringify( schema.mappings, null, 2 ) );