Add metadata view to nalysis interface and result viewer

web/app/static/js/nopaque.CorpusAnalysisClient.js

@@ -113,7 +113,7 @@ class CorpusAnalysisClient {
   }
 
   getMetaData() {
-    // just emits thos to tell the server to gather all meta data infos and send
+    // just emits this to tell the server to gather all meta data infos and send
     // those back
     this.socket.emit("corpus_analysis_get_meta_data", this.corpusId);
   }