C#: Document missing c# class/methods

Signed-off-by: Robin Getz <[email protected]>

Author: rgetz

bindings/csharp/Context.cs

@@ -100,6 +100,7 @@ private static extern IntPtr iio_create_context_from_uri(
 
         /// <summary>Retrieve a human-readable information string about the current context.</summary>
         public readonly string description;
+        /// <summary>Retrieve a information about the version context.</summary>
         public readonly Version library_version, backend_version;
 
         /// <summary>A <c>List</c> of all the IIO devices present on the current context.</summary>

bindings/csharp/IOBuffer.cs

@@ -103,6 +103,7 @@ public void push(uint samples_count)
             circular_buffer_pushed = true;
         }
 
+        /// <summary>Submit all the samples contained in this buffer to the hardware.</summary>
         public void push()
         {
             push(this.samples_count);

bindings/csharp/Trigger.cs

@@ -54,11 +54,13 @@ public ulong get_rate()
             throw new Exception("Trigger has no frequency?");
         }
 
+        /// <summary>Set Trigger.</summary>
         public new void set_trigger(Trigger trig)
         {
             throw new InvalidComObjectException("Device is already a trigger");
         }
 
+        /// <summary>Get trigger.</summary>
         public new Trigger get_trigger()
         {
             throw new InvalidComObjectException("Device is already a trigger");