Code cleanup.

Author: mikasoukhov

Algo/Indicators/JurikMovingAverage.cs

@@ -52,7 +52,7 @@ public JurikMovingAverage()
 	/// <inheritdoc />
 	protected override decimal? OnProcessDecimal(IIndicatorValue input)
 	{
-		var price = input.GetValue<decimal>();
+		var price = input.ToDecimal();
 
 		if (!IsFormed && input.IsFinal)
 		{

Algo/Indicators/KalmanFilter.cs

@@ -73,7 +73,7 @@ public KalmanFilter()
 	/// <inheritdoc />
 	protected override decimal? OnProcessDecimal(IIndicatorValue input)
 	{
-		var value = input.GetValue<decimal>();
+		var value = input.ToDecimal();
 
 		if (_lastEstimate == null)
 		{

Algo/Indicators/KasePeakOscillator.cs

@@ -166,7 +166,7 @@ public class KasePeakOscillatorPart : LengthIndicator<decimal>
 	/// <inheritdoc />
 	protected override decimal? OnProcessDecimal(IIndicatorValue input)
 	{
-		var value = input.GetValue<decimal>();
+		var value = input.ToDecimal();
 
 		if (input.IsFinal)
 			Buffer.PushBack(value);

Tests/IndicatorTests.cs

@@ -626,7 +626,7 @@ public static void ValidateValue(this IIndicatorValue value)
 			if (v.IsEmpty)
 				return;
 
-			var dec = v.GetValue<decimal>();
+			var dec = v.ToDecimal();
 			var range = _validators.SafeAdd(v.Indicator.Measure);
 			range.Contains(dec).AssertTrue();
 		});