Assetlib fixes (#1014)

* Add initial index files for the AssetLib section

* How on Earth did this get here

* Fixes and errors to the AssetLib

* Yet more fixes

These commit titles are not very descriptive but really what do you expect me to do?

* Help me

learning/features/assetlib/index.rst

@@ -7,4 +7,4 @@ Asset Library
 
    what_is_assetlib
    using_assetlib
-   uploading_to_assetlib
+   uploading_to_assetlib

learning/features/assetlib/uploading_to_assetlib.rst

@@ -21,7 +21,7 @@ of the AssetLib, which will look like this:
 
 |image0|
 
-While it may look like a lot (and there is more to scroll down), each field is
+While it may look like a lot (and there is more as you scroll down), each field is
 described in terms of what you should put in. We will nonetheless go over what
 is required in the submission form here as well.
 
@@ -72,14 +72,14 @@ is required in the submission form here as well.
     The license under which you are distributing the asset. The list
     includes a variety of free and open-source software liceses, such as GPL
     (v2 and v3), MIT, BSD and Boost Software License. You can visit `OpenSource.org <https://opensource.org>`_  
-    for a detailed description of each of the listed liceses.
+    for a detailed description of each of the listed licenses.
 * **Description**:
     Finally, you can use the Description field for a textual
     overview of your asset, its features and behavior, a changelog, et cetera. In the
     future, formatting with Markdown will be supported, but currently, your only
     option is plain text.
 
-You may also include up to three text and/or image previews, which will be shown
+You may also include up to three video and/or image previews, which will be shown
 at the bottom of the asset page. Use the "Enable" checkbox on each of the preview
 submission boxes to enable them.
 

learning/features/assetlib/using_assetlib.rst

@@ -67,7 +67,7 @@ Now let's take a look at what an asset's page looks like and what it contains.
 8. The date of the asset's latest edit/update.
 9. A textual description of the asset.
 10. Links related to the asset (download link, file list, issue tracker).
-11. A SHA-256 of the asset, for download validation purposes.
+11. A SHA-256 hash of the asset, for download validation purposes.
 12. Images and videos showcasing the asset.
 
 Registering and logging in
@@ -111,6 +111,7 @@ places - in the Project Manager's Templates tab, and inside of a project, from
 the workspaces list.
 
 |image7|
+|image14|
 
 Click on it, and Godot will fetch info about the assets from the AssetLib. Once
 it's finished, you will see a window similar to what the AssetLib website looks
@@ -125,6 +126,9 @@ Notably, you can only fetch assets for the current version of Godot you are runn
 Also, you can only download Projects, Demos and Templates from the Project Manager
 view of the AssetLib, while Addons (tools, scripts, materials etc.) can only be
 downloaded from the in-project AssetLib. 
+In addition, unlike when using the web frontend, the search results are updated
+in real-time (you do not have to press Search after every change to your search
+query for the changes to take place).
 
 In the future, you will be able to choose a different AssetLib provider to fetch
 assets from (using the Site dropdown menu), however currently only the official

learning/features/assetlib/what_is_assetlib.rst

@@ -31,5 +31,7 @@ Frequently asked questions
 Can paid assets be uploaded to the asset library?
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-Not on the official one, though in the future there might be other asset
-libraries which allow it.
+Not to the official one, though in the future there might be other asset
+libraries which allow it.
+That said, you are allowed to monetize and sell Godot assets outside the
+Asset Library.