added messages for after dmp creation popup

dmp-frontend/src/app/library/confirmation-dialog/confirmation-dialog.component.html

@@ -1,6 +1,6 @@
 <div class="confirmation-dialog">
 	<div class="row d-flex flex-row">
-		<div class="col-auto confirmation-message">
+		<div class="col confirmation-message">
 			{{ data.message }}
 		</div>
 		<div class="col-auto close-btn" (click)="close()"><mat-icon>close</mat-icon></div>

dmp-frontend/src/app/ui/dmp/editor/general-tab/general-tab.component.html

@@ -14,7 +14,7 @@
 			<div class="row pt-2">
 				<mat-form-field class="col-8">
 					<!-- <textarea matInput class="description-area" -->
-					<textarea rows="1" matInput class="description-area"
+					<textarea rows="3" matInput class="description-area"
 						placeholder="{{'DMP-EDITOR.FIELDS.DESCRIPTION' | translate}}" formControlName="description">
 					</textarea>
 					<!-- <mat-error *ngIf="formGroup.get('description').hasError('backendError')">

dmp-frontend/src/assets/i18n/en.json

@@ -36,7 +36,7 @@
 			"DELETE-ITEM": "Delete this item?",
 			"DELETE-USER": "Remove this collaborator?",
 			"FINALIZE-ITEM": "Finalize this item?",
-			"ADD-DATASET": "Do you want to add a Dataset Description to your DMP?",
+			"ADD-DATASET": "Do you want to continue by adding a Dataset Description to your DMP? You can always add more Dataset Descriptions using \"Add Dataset Description (Wizard)\" menu.",
 			"ZENODO-DOI": "Would you like to create digital object identifier (DOI) for the DMP?",
 			"ACTIONS": {
 				"CONFIRM": "Yes",