tweak providers docs

docs/providers/aws/cli-reference/plugin-install.md

@@ -12,7 +12,8 @@ layout: Doc
 
 # Plugin Install
 
-Install a Serverless plugin and add it to the services `plugins` array.
+Install a Serverless plugin and add it to the services `plugins` array. By default, a latest version is installed.
+If you want a specific version, you can specify `<pluginname>@<version>` as name option.
 
 **Note:** You might want to change the order of the plugin in the services `plugins` array.
 
@@ -33,3 +34,9 @@ serverless plugin install --name pluginName
 ```bash
 serverless plugin install --name serverless-webpack
 ```
+
+### Install a specific version
+
+```bash
+serverless plugin install --name [email protected]
+```

docs/providers/azure/cli-reference/plugin-install.md

@@ -12,7 +12,8 @@ layout: Doc
 
 # Plugin Install
 
-Install a Serverless plugin and add it to the services `plugins` array.
+Install a Serverless plugin and add it to the services `plugins` array. By default, a latest version is installed.
+If you want a specific version, you can specify `<pluginname>@<version>` as name option.
 
 **Note:** You might want to change the order of the plugin in the services `plugins` array.
 
@@ -33,3 +34,9 @@ serverless plugin install --name pluginName
 ```bash
 serverless plugin install --name serverless-webpack
 ```
+
+### Install a specific version
+
+```bash
+serverless plugin install --name [email protected]
+```

docs/providers/google/cli-reference/plugin-install.md

@@ -12,7 +12,8 @@ layout: Doc
 
 # Plugin Install
 
-Install a Serverless plugin and add it to the services `plugins` array.
+Install a Serverless plugin and add it to the services `plugins` array. By default, a latest version is installed.
+If you want a specific version, you can specify `<pluginname>@<version>` as name option.
 
 **Note:** You might want to change the order of the plugin in the services `plugins` array.
 
@@ -33,3 +34,9 @@ serverless plugin install --name pluginName
 ```bash
 serverless plugin install --name serverless-webpack
 ```
+
+### Install a specific version
+
+```bash
+serverless plugin install --name [email protected]
+```

docs/providers/kubeless/cli-reference/plugin-install.md

@@ -12,7 +12,8 @@ layout: Doc
 
 # Plugin Install
 
-Install a Serverless plugin and add it to the services `plugins` array.
+Install a Serverless plugin and add it to the services `plugins` array. By default, a latest version is installed.
+If you want a specific version, you can specify `<pluginname>@<version>` as name option.
 
 **Note:** You might want to change the order of the plugin in the services `plugins` array.
 
@@ -33,3 +34,9 @@ serverless plugin install --name pluginName
 ```bash
 serverless plugin install --name serverless-webpack
 ```
+
+### Install a specific version
+
+```bash
+serverless plugin install --name [email protected]
+```

docs/providers/openwhisk/cli-reference/plugin-install.md

@@ -12,7 +12,8 @@ layout: Doc
 
 # Plugin Install
 
-Install a Serverless plugin and add it to the services `plugins` array.
+Install a Serverless plugin and add it to the services `plugins` array. By default, a latest version is installed.
+If you want a specific version, you can specify `<pluginname>@<version>` as name option.
 
 **Note:** You might want to change the order of the plugin in the services `plugins` array.
 
@@ -33,3 +34,9 @@ serverless plugin install --name pluginName
 ```bash
 serverless plugin install --name serverless-webpack
 ```
+
+### Install a specific version
+
+```bash
+serverless plugin install --name [email protected]
+```