WINDOWS: Add instructions to install Git to the less recommended dire…

…ctions in the windows readme

README.windows.md

@@ -45,7 +45,9 @@ On Windows, you can get the mingw/msys environment from http:https://www.mingw.org/wik
 4. At command prompt, type - "mingw-get install wget" - to install wget
 5. Install 7-zip (http:https://www.7-zip.org/download.html), if you don't have it already
 5. Download Python-2.6.7_msys.7z from [here](https://osspack32.googlecode.com/files/python-2.6.7_msys.7z) and extract files (using 7-Zip) to respective locations in C:\MinGw\msys\1.0 path, i.e., bin, lib, libs, to get Python 2.6.7
-6. Add the following line - _CRTIMP int __cdecl _resetstkoflw (void); - to C:\MinGW\include\malloc.h at Line 76. This helped in tackling _resetstkoflw errors being showed in compiling codegen.cpp
+6. Download msysGIT from [here](https://code.google.com/p/msysgit/downloads/list), install (choose the option to use Git from the Windows Command Prompt when asked)
+7. Add the following line - _CRTIMP int __cdecl _resetstkoflw (void); - to C:\MinGW\include\malloc.h at Line 76. This helped in tackling _resetstkoflw errors being showed in compiling codegen.cpp
+8. Log out and back in to make sure the changes to the Path variable are available
 
 The recommended way to setup your environment follows: