Fixed logic in precondition attribute docstrings

src/Discord.Net.Commands/Attributes/Preconditions/RequireBotPermissionAttribute.cs

@@ -1,12 +1,10 @@
 using System;
-using System.Collections.Generic;
-using System.Text;
 using System.Threading.Tasks;
 
 namespace Discord.Commands
 {
     /// <summary>
-    /// This attribute requires that the bot has a speicifed permission in the channel a command is invoked in.
+    /// This attribute requires that the bot has a specified permission in the channel a command is invoked in.
     /// </summary>
     [AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
     public class RequireBotPermissionAttribute : PreconditionAttribute
@@ -18,7 +16,7 @@ namespace Discord.Commands
         /// Require that the bot account has a specified GuildPermission
         /// </summary>
         /// <remarks>This precondition will always fail if the command is being invoked in a private channel.</remarks>
-        /// <param name="permission">The GuildPermission that the bot must have. Multiple permissions can be specified by ORing or ANDing the permissions together.</param>
+        /// <param name="permission">The GuildPermission that the bot must have. Multiple permissions can be specified by ORing the permissions together.</param>
         public RequireBotPermissionAttribute(GuildPermission permission)
         {
             GuildPermission = permission;
@@ -27,7 +25,7 @@ namespace Discord.Commands
         /// <summary>
         /// Require that the bot account has a specified ChannelPermission.
         /// </summary>
-        /// <param name="permission">The ChannelPermission that the bot must have. Multiple permissions can be specified by ORing or ANDing the permissions together.</param>
+        /// <param name="permission">The ChannelPermission that the bot must have. Multiple permissions can be specified by ORing the permissions together.</param>
         /// <example>
         /// <code language="c#">
         ///     [Command("permission")]

src/Discord.Net.Commands/Attributes/Preconditions/RequireContextAttribute.cs

@@ -22,7 +22,7 @@ namespace Discord.Commands
         /// <summary>
         /// Require that the command be invoked in a specified context.
         /// </summary>
-        /// <param name="contexts">The type of context the command can be invoked in. Multiple contexts can be speicifed by ORing the contexts together.</param>
+        /// <param name="contexts">The type of context the command can be invoked in. Multiple contexts can be specified by ORing the contexts together.</param>
         /// <example>
         /// <code language="c#">
         ///     [Command("private_only")]

src/Discord.Net.Commands/Attributes/Preconditions/RequireOwnerAttribute.cs

@@ -1,8 +1,5 @@
 using System;
-using System.Collections.Generic;
-using System.Text;
 using System.Threading.Tasks;
-using Discord;
 
 namespace Discord.Commands
 {

src/Discord.Net.Commands/Attributes/Preconditions/RequireUserPermissionAttribute.cs

@@ -16,7 +16,7 @@ namespace Discord.Commands
         /// Require that the user invoking the command has a specified GuildPermission
         /// </summary>
         /// <remarks>This precondition will always fail if the command is being invoked in a private channel.</remarks>
-        /// <param name="permission">The GuildPermission that the user must have. Multiple permissions can be specified by ORing or ANDing the permissions together.</param>
+        /// <param name="permission">The GuildPermission that the user must have. Multiple permissions can be specified by ORing the permissions together.</param>
         public RequireUserPermissionAttribute(GuildPermission permission)
         {
             GuildPermission = permission;
@@ -25,11 +25,11 @@ namespace Discord.Commands
         /// <summary>
         /// Require that the user invoking the command has a specified ChannelPermission.
         /// </summary>
-        /// <param name="permission">The ChannelPermission that the user must have. Multiple permissions can be specified by ORing or ANDing the permissions together.</param>
+        /// <param name="permission">The ChannelPermission that the user must have. Multiple permissions can be specified by ORing the permissions together.</param>
         /// <example>
         /// <code language="c#">
         ///     [Command("permission")]
-        ///     [RequireUserPermission(ChannelPermission.ReadMessageHistory &amp; ChannelPermission.ReadMessages)]
+        ///     [RequireUserPermission(ChannelPermission.ReadMessageHistory | ChannelPermission.ReadMessages)]
         ///     public async Task HasPermission()
         ///     {
         ///         await ReplyAsync("You can read messages and the message history!");