Cleaned up some unused files (OHIF-54)

Packages/worklist/server/services/namespace.js

@@ -0,0 +1,9 @@
+Services = {};
+Services.QIDO = {};
+Services.WADO = {};
+Services.DIMSE = {};
+Services.REMOTE = {};
+
+remoteGetValue = function(obj) {
+  return obj ? obj.Value : null;
+};

Packages/worklist/server/services/remote/instances.js

@@ -1,3 +1,5 @@
+import { remoteGetValue } from '../../lib/remoteGetValue';
+
 /**
  * Parses data returned from a QIDO search and transforms it into
  * an array of series that are present in the study

Packages/worklist/server/services/remote/retrieveMetadata.js

@@ -1,3 +1,5 @@
+import { remoteGetValue } from '../../lib/remoteGetValue';
+
 /**
  * Parses the SourceImageSequence, if it exists, in order
  * to return a ReferenceSOPInstanceUID. The ReferenceSOPInstanceUID

Packages/worklist/server/services/remote/studies.js

@@ -1,3 +1,5 @@
+import { remoteGetValue } from '../../lib/remoteGetValue';
+
 function resultDataToStudies(resultData) {
   var studies = [];