Execute profile commands with out-default

So functions called in profile can write to the screen without any
workarounds.

src/Microsoft.PowerShell.Linux.Host/main.cs

@@ -176,8 +176,7 @@ namespace Microsoft.PowerShell.Linux.Host
                 PSCommand[] profileCommands = HostUtilities.GetProfileCommands("PSL");
                 foreach (PSCommand command in profileCommands)
                 {
-                    this.currentPowerShell.Commands = command;
-                    this.currentPowerShell.Invoke();
+                    RunCommand(command);
                 }
             }
             finally
@@ -225,6 +224,32 @@ namespace Microsoft.PowerShell.Linux.Host
             return returnVal;
         }
 
+        /// <summary>
+        /// Runs individual commands
+        /// </summary>
+        /// <param name="command">command to run</param>
+        internal void RunCommand(PSCommand command)
+        {
+            if (command == null)
+            {
+                return;
+            }
+
+            command.AddCommand("out-default");
+            command.Commands[0].MergeMyResults(PipelineResultTypes.Error, PipelineResultTypes.Output);
+
+            this.currentPowerShell.Commands = command;
+
+            try
+            {
+                this.currentPowerShell.Invoke();
+            }
+            catch (RuntimeException e)
+            {
+                this.ReportException(e);
+            }
+        }
+
         /// <summary>
         /// A helper class that builds and executes a pipeline that writes 
         /// to the default output path. Any exceptions that are thrown are