Add option to reload aliases from file

Add a quick way to reload the aliases file in the current shell using:

    alias /reload

bin/alias.bat

@@ -1,5 +1,6 @@
 @echo off
 if ["%1"] == ["/?"] goto:p_help
+if ["%1"] == ["/reload"] goto:p_reload
 if ["%2"] == [""] echo Insufficient parameters. & goto:p_help
 ::validate alias
 setlocal
@@ -20,6 +21,11 @@ echo Alias created
 endlocal
 goto:eof
 
+:p_reload
+doskey /macrofile="%CMDER_ROOT%\config\aliases"
+echo Aliases reloaded
+goto:eof
+
 :p_help
 echo.Usage:
 echo.	alias name=full command