update cli documentation for switching to rc and nightly packages

docs/en/CLI.md

@@ -26,7 +26,8 @@ Here, the list of all available commands before explaining their details:
 * **`add-package`**: Adds an ABP package to a project.
 * **`add-module`**: Adds a [multi-package application module](https://docs.abp.io/en/abp/latest/Modules/Index) to a solution.
 * **`generate-proxy`**: Generates client side proxies to use HTTP API endpoints on the server.
-* **`switch-to-preview`**: Switches to the latest [nightly builds](Nightly-Builds.md) of the ABP related packages on a solution.
+* **`switch-to-preview`**: Switches to the latest preview version of the ABP related packages on a solution.
+* **`switch-to-nightly`**: Switches to the latest [nightly builds](Nightly-Builds.md) of the ABP related packages on a solution.
 * **`switch-to-stable`**: Switches to the latest stable versions of the ABP related packages on a solution.
 * **`translate`**: Simplifies to translate localization files when you have multiple JSON [localization](Localization.md) files in a source control repository.
 * **`login`**: Authenticates on your computer with your [abp.io](https://abp.io/) username and password.
@@ -90,7 +91,7 @@ abp new Acme.BookStore
   * **`console`**: [Console template](Startup-Templates/Console.md).
 * `--output-folder` or `-o`: Specifies the output folder. Default value is the current directory.
 * `--version` or `-v`: Specifies the ABP & template version. It can be a [release tag](https://github.com/abpframework/abp/releases) or a [branch name](https://github.com/abpframework/abp/branches). Uses the latest release if not specified. Most of the times, you will want to use the latest version.
-* `--preview`: Use latest pre-release version (Only if `--version ` is not specified and there is at least one pre-release after latest stable version).
+* `--preview`: Use latest preview version (Only if `--version` is not specified and there is at least one pre-release after latest stable version).
 * `--template-source` or `-ts`: Specifies a custom template source to use to build the project. Local and network sources can be used(Like `D:\local-template` or `https://.../my-template-file.zip`).
 * `--create-solution-folder` or `-csf`: Specifies if the project will be in a new folder in the output folder or directly the output folder.
 * `--connection-string` or `-cs`:  Overwrites the default connection strings in all `appsettings.json` files. The default connection string is `Server=localhost;Database=MyProjectName;Trusted_Connection=True;MultipleActiveResultSets=true` for EF Core and it is configured to use the SQL Server. If you want to use the EF Core, but need to change the DBMS, you can change it as [described here](Entity-Framework-Core-Other-DBMS.md) (after creating the solution).
@@ -111,7 +112,6 @@ abp update [options]
 
 #### Options
 
-* `--include-previews` or `-p`: Includes preview, beta and rc packages while checking the latest versions.
 * `--npm`: Only updates NPM packages.
 * `--nuget`: Only updates NuGet packages.
 * `--solution-path` or `-sp`: Specify the solution path. Use the current directory by default
@@ -197,7 +197,22 @@ abp generate-proxy --apiUrl https://localhost:44305 --ui angular --module all
 
 ### switch-to-preview
 
-You can use this command to switch your project to latest **nightly** preview version of the ABP framework packages.
+You can use this command to switch your project to latest preview version of the ABP framework packages.
+
+Usage:
+
+````bash
+abp switch-to-preview [options]
+````
+
+#### Options
+
+`--solution-directory` or `-sd`: Specifies the directory. The solution should be in that directory or in any of its sub directories. If not specified, default is the current directory.
+
+
+### switch-to-nightly
+
+You can use this command to switch your project to latest [nightly](Nightly-Builds.md) preview version of the ABP framework packages.
 
 Usage:
 
@@ -211,7 +226,7 @@ abp switch-to-nightly [options]
 
 ### switch-to-stable
 
-If you're using the ABP Framework preview packages, you can switch back to latest stable version using this command.
+If you're using the ABP Framework preview packages (including nightly previews), you can switch back to latest stable version using this command.
 
 Usage:
 

docs/en/Nightly-Builds.md

@@ -2,40 +2,18 @@
 
 All framework & module packages are deployed to MyGet every night in weekdays. So, you can use or test the latest code without waiting the next release.
 
-## Configure Visual Studio
+## Install & Uninstall Nightly Preview Packages
 
-> Requires Visual Studio 2017+
-
-1. Go to `Tools > Options > NuGet Package Manager > Package Source`.
-2. Click the green `+` icon.
-3. Set `ABP Nightly` as *Name* and `https://www.myget.org/F/abp-nightly/api/v3/index.json` as the *Source* as shown below:
-   ![night-build-add-nuget-source](images/night-build-add-nuget-source.png)
-4. Click the `Update` button.
-5. Click the `OK` button to save changes.
-
-## Install Package
-
-Now, you can install preview / nightly packages to your project from Nuget Browser or Package Manager Console.
-
-![night-build-add-nuget-package](images/night-build-add-nuget-package.png)
-
-1. In the nuget browser, select "Include prereleases".
-2. Change package source to "All".
-3. Search a package. You will see prereleases of the package formatted as `(VERSION)-preview(DATE)` (like *v0.16.0-preview20190401* in this sample).
-4. You can click to the `Install` button to add package to your project.
-
-## Install & Uninstall Preview NPM Packages
-
-The latest version of preview NPM packages can be installed by the running below command in the root folder of application:
+The latest version of nightly preview packages can be installed by the running below command in the root folder of application:
 
 ```bash
-abp switch-to-preview --npm
+abp switch-to-nightly 
 ```
 
-If you're using the ABP Framework preview packages, you can switch back to stable version using this command:
+If you're using the ABP Framework nightly preview packages, you can switch back to stable version using this command:
 
 ```bash
-abp switch-to-stable --npm
+abp switch-to-stable
 ```
 
 See the [ABP CLI documentation](./CLI.md) for more information.