Minor changes.

Signed-off-by: Cristiano Urban <cristiano.urban@inaf.it>

vospace-ui-frontend/src/components/modal/FAQModal.vue

@@ -6,7 +6,7 @@
 <template>
   <b-modal id="modal-faq" size="lg" title="VOSpace Frequently Asked Questions (FAQ)">
     <p class="my-4">
-      <b>Q</b>: Can I use the VOSpace UI as anonymous user?<br/>
+      <b>Q</b>: Can I use the VOSpace UI as an anonymous user?<br/>
       <b>A</b>: No, you must be logged in. Without login you can only browse and download public data, if available in place.
     </p>
     <p class="my-4">
@@ -18,20 +18,24 @@
       <b>A</b>: Yes, the following characters are not allowed for file/folder names: [ ] &lt; &gt; ? \ / " : | ' ` *
     </p>
     <p class="my-4">
-      <b>Q</b>: Is there a limit on the size for a file upload through the web UI?<br/>
-      <b>A</b>: Yes, the limit is 10 GB. If you need to upload huge files you have to ask the admins for SSH access to a dedicated transfer node. The admins will start the so-called storage procedure at the end of which the data will be available via web interface. Bear in mind that, during the storage procedure, leaf directories containing more then 2000 files are converted in .tar files. You can use <a href="https://owncloud.ia2.inaf.it/index.php/s/V9ydu3NDXAIHWJ8/download">this Bash script</a> to perform a check on your files before to upload them.
+      <b>Q</b>: Is there a size limit to a file upload through the web UI?<br/>
+      <b>A</b>: Yes, the limit is 10 GB. If you need to upload huge files you have to ask the admins for SSH access to a dedicated transfer node. The admins will start the so-called storage procedure at the end of which the data will be available via web interface. Bear in mind that, during the storage procedure, leaf directories containing more then 2000 files are converted in .tar files. You can use <a href="https://owncloud.ia2.inaf.it/index.php/s/V9ydu3NDXAIHWJ8/download">this Bash script</a> to perform a check on your files before uploading them.
     </p>
     <p class="my-4">
-      <b>Q</b>: Is there a limit on VOSpace number of nodes and storage space (hot or cold) per user?<br/>
+      <b>Q</b>: Is there a limit to VOSpace number of nodes and storage space (hot or cold) per user?<br/>
       <b>A</b>: Yes, obviously these limits are set by our available resources and can be agreed with IA2.
     </p>
     <p class="my-4">
-      <b>Q</b>: Is there a limit on the size for a file download through the web UI?<br/>
-      <b>A</b>: Generally speaking, the answer is no, but if you are going to download huge files, please ask the admins for a SSH access to a transfer node.
+      <b>Q</b>: Is there a size limit to a file download through the web UI?<br/>
+      <b>A</b>: Generally speaking the answer is no, but if you are going to download huge files, please ask the admins for a SSH access to a transfer node.
+    </p>
+    <p class="my-4">
+      <b>Q</b>: Is there a size limit to a tar/zip creation through the web UI?<br/>
+      <b>A</b>: Yes, each user can create a tar/zip from single or multiple files/folders if the whole data size is less than 10 GB.
     </p>
     <p class="my-4">
       <b>Q</b>: A file/folder icon is marked with an 'X' and there is no download link. What does this mean?<br/>
-      <b>A</b>: It means that the file/folder is not in place and cannot be directly downloaded, it has to be "recalled" first. This can be done by selecting the file/folder checkbox, clicking on the <i>Actions</i> dropdown menu at the top of the page and then on <i>Async recall</i>. This action will start an asynchronous job to recall the file/folder and make it available for download.
+      <b>A</b>: It means that the file/folder is not in place and cannot be directly downloaded, it has to be "recalled" first. This can be done by selecting the file/folder checkbox, clicking on the <i>Actions</i> dropdown menu at the top of the page and then on <i>Async recall</i>. This action will start an asynchronous job to recall the file/folder and make it available for download. An email notification is sent to the job owner when the job is queued and when it completes.
     </p>
     <div class="row">
       <div class="col text-center mb-4">
@@ -39,8 +43,8 @@
       </div>
     </div>
     <p class="my-4">
-      <b>Q</b>: I have recalled some files/folders via <i>Async recall</i>, how long will data be in place for download?<br/>
-      <b>A</b>: Data will be available for download for 2 days.
+      <b>Q</b>: I have recalled some files/folders via <i>Async recall</i>, how long will the data be in place for download?<br/>
+      <b>A</b>: The data will be available for download for 2 days.
     </p>
     <p class="my-4">
       <b>Q</b>: How can I abort the execution of an asynchronous job?<br/>