Vote type delay, code comments.

Added doc comments to server side voting API.
There is now a 4 minute delay between creating votes of the same type.
Shuffled some code around.
Made a StandardVoteType enum instead of string IDs.

Content.Server/Voting/IVoteHandle.cs

@@ -1,21 +1,87 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
+using Content.Server.Voting.Managers;
 using Robust.Server.Player;
 
 namespace Content.Server.Voting
 {
+    /// <summary>
+    /// A handle to vote, active or past.
+    /// </summary>
+    /// <remarks>
+    /// <para>
+    /// Vote options are referred to by UI/networking as integer IDs.
+    /// These IDs are the index of the vote option in the <see cref="VoteOptions.Options"/> list
+    /// used to create the vote.
+    /// </para>
+    /// </remarks>
     public interface IVoteHandle
     {
+        /// <summary>
+        /// The numeric ID of the vote. Can be used in <see cref="IVoteManager.TryGetVote"/>.
+        /// </summary>
         int Id { get; }
+
+        /// <summary>
+        /// The title of the vote.
+        /// </summary>
         string Title { get; }
+
+        /// <summary>
+        /// Text representing who/what initiated the vote.
+        /// </summary>
         string InitiatorText { get; }
+
+        /// <summary>
+        /// Whether the vote has finished and is no longer active.
+        /// </summary>
         bool Finished { get; }
+
+        /// <summary>
+        /// Whether the vote was cancelled by an administrator and did not finish naturally.
+        /// </summary>
+        /// <remarks>
+        /// If this is true, <see cref="Finished"/> is also true.
+        /// </remarks>
         bool Cancelled { get; }
 
+        /// <summary>
+        /// Current count of votes per option type.
+        /// </summary>
         IReadOnlyDictionary<object, int> VotesPerOption { get; }
 
+        /// <summary>
+        /// Invoked when this vote has successfully finished.
+        /// </summary>
         event VoteFinishedEventHandler OnFinished;
+
+        /// <summary>
+        /// Invoked if this vote gets cancelled.
+        /// </summary>
+        event VoteCancelledEventHandler OnCancelled;
+
+        /// <summary>
+        /// Check whether a certain integer option ID is valid.
+        /// </summary>
+        /// <param name="optionId">The integer ID of the option.</param>
+        /// <returns>True if the option ID is valid, false otherwise.</returns>
         bool IsValidOption(int optionId);
+
+        /// <summary>
+        /// Cast a vote for a specific player.
+        /// </summary>
+        /// <param name="session">The player session to vote for.</param>
+        /// <param name="optionId">
+        /// The integer option ID to vote for. If null, "no vote" is selected (abstaining).
+        /// </param>
+        /// <exception cref="ArgumentOutOfRangeException">
+        /// <paramref name="optionId"/> is not a valid option ID.
+        /// </exception>
         void CastVote(IPlayerSession session, int? optionId);
+
+        /// <summary>
+        /// Cancel this vote.
+        /// </summary>
         void Cancel();
     }
 }