Centralize algorithm imports

Algorithm.Python/ConvertToFrameworkAlgorithm.py

@@ -1,4 +1,4 @@
-# QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
+# QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
 # Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -11,19 +11,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from clr import AddReference
-AddReference("System")
-AddReference("QuantConnect.Algorithm")
-AddReference("QuantConnect.Algorithm.Framework")
-AddReference("QuantConnect.Common")
-AddReference("QuantConnect.Indicators")
-
-from System import *
-from QuantConnect import *
-from QuantConnect.Algorithm import *
-from QuantConnect.Algorithm.Framework.Alphas import *
-from QuantConnect.Indicators import *
-from datetime import timedelta
+from AlgorithmImports import *
 
 ### <summary>
 ### Demonstration algorithm showing how to easily convert an old algorithm into the framework.
@@ -101,4 +89,4 @@ class ConvertToFrameworkAlgorithm(QCAlgorithm):
         # plot both lines
         self.Plot("MACD", self.macd, self.macd.Signal)
         self.Plot(self.symbol.Value, self.macd.Fast, self.macd.Slow)
-        self.Plot(self.symbol.Value, "Open", data[self.symbol].Open)
+        self.Plot(self.symbol.Value, "Open", data[self.symbol].Open)