[Angular7]: Fix width on second step for laptop screens. Fix error message shown from backend.

interactive-mining-angular-frontend/src/app/configuration/configuration.component.html

@@ -1,6 +1,12 @@
-<app-stepsnvabar></app-stepsnvabar>
+<!--<app-stepsnvabar></app-stepsnvabar>
 <div id="parent">
   <app-settings  id="child1" class="cm-config-settings-section"></app-settings>
   <app-resultspreview id="child2" class="cm-margin-medium-left"></app-resultspreview>
   <div style="clear: both;"></div>
+</div>-->
+<app-stepsnvabar></app-stepsnvabar>
+<div class="uk-grid uk-grid-small">
+  <app-settings class="uk-width-2-5@m"></app-settings>
+  <app-resultspreview class="uk-width-expand@m"></app-resultspreview>
 </div>
+<div style="clear: both;"></div>

interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.html

@@ -35,7 +35,7 @@
           <span *ngIf="documentsLoaded>0" class="uk-text uk-text-success" style="margin-top: 12px">{{documentsLoaded}} document{{documentsLoaded===1?'':'s'}} loaded</span>
           <span *ngIf="documentsLoaded<1" class="uk-text uk-text-danger" style="margin-top: 12px">No documents selected</span>
           <div class="uk-text-right uk-margin-small-top">
-            <span class="uk-text-middle">or</span>
+            <span class="uk-text-middle">or  </span>
             <div uk-form-custom>
               <input #docupload type="file" (change)="fileChangeUpload($event);docupload.value=''" accept=".txt,.pdf">
               <span class="uk-link">Upload your documents</span>

interactive-mining-angular-frontend/src/app/util.ts

@@ -15,7 +15,7 @@ export class Util {
     }
     console.log(err);
     UIkit.notification({
-      message: err.message,
+      message: err.error,
       status: 'danger',
       pos: 'top-center',
       timeout: 0