Update CHANGELOG and website

CHANGELOG.md

@@ -28,6 +28,8 @@ IMPROVEMENTS:
     needs to any type. [GH-2709]
   - commands/plugin: `vagrant plugin update` will now update all installed
     plugins, respecting any constraints set.
+  - commands/plugin: `vagrant plugin uninstall` can now uninstall multiple
+    plugins.
 
 BUG FIXES:
 

plugins/commands/plugin/command/uninstall.rb

@@ -8,7 +8,7 @@ module VagrantPlugins
       class Uninstall < Base
         def execute
           opts = OptionParser.new do |o|
-            o.banner = "Usage: vagrant plugin uninstall <name> [-h]"
+            o.banner = "Usage: vagrant plugin uninstall <name> [<name2> <name3> ...] [-h]"
           end
 
           # Parse the options
@@ -17,7 +17,9 @@ module VagrantPlugins
           raise Vagrant::Errors::CLIInvalidUsage, :help => opts.help.chomp if argv.length < 1
 
           # Uninstall the gems
-          argv.each{ |gem| action(Action.action_uninstall, :plugin_name => gem) }
+          argv.each do |gem|
+            action(Action.action_uninstall, :plugin_name => gem)
+          end
 
           # Success, exit status 0
           0

website/docs/source/v2/cli/plugin.html.md

@@ -65,11 +65,13 @@ be shown, too.
 
 # Plugin Uninstall
 
-**Command: `vagrant plugin uninstall <name>`**
+**Command: `vagrant plugin uninstall <name> [<name2> <name3> ...]`**
 
 This uninstalls the plugin with the given name. Any dependencies of the
 plugin will also be uninstalled assuming no other plugin needs them.
 
+If multiple plugins are given, multiple plugins will be uninstalled.
+
 # Plugin Update
 
 **Command: `vagrant plugin update [<name>]`**