fixed readme formatting

gui/README.md

@@ -19,15 +19,15 @@ To compile on Windows:
 4. Download and unzip Qwt 6.1.2 from http://sourceforge.net/projects/qwt/files
 into the `thirdparty\qwt-6.1.2` folder  .
 5. Open a Visual Studio command prompt and navigate to the `qwt-6.1.2` folder.  Execute the following commands:  
-    ```
-    qmake
-    nmake
-    copy /Y lib\*.dll C:\Qt\Qt5.5.0\5.5\msvc2013\bin
-    copy /Y lib\*.lib C:\Qt\Qt5.5.0\5.5\msvc2013\lib
-    mkdir  C:\Qt\Qt5.5.0\5.5\msvc2013\include\qwt
-    copy /Y src\*.h C:\Qt\Qt5.5.0\5.5\msvc2013\include\qwt
-    nmake clean
-    ```  
+
+        qmake
+        nmake
+        copy /Y lib\*.dll C:\Qt\Qt5.5.0\5.5\msvc2013\bin
+        copy /Y lib\*.lib C:\Qt\Qt5.5.0\5.5\msvc2013\lib
+        mkdir  C:\Qt\Qt5.5.0\5.5\msvc2013\include\qwt
+        copy /Y src\*.h C:\Qt\Qt5.5.0\5.5\msvc2013\include\qwt
+        nmake clean
+
 6. Obtain the Opal Kelly library files `okFrontPanelDLL.h` and `okFrontPanel.cpp` (located in the `C:\Program Files\Opal Kelly\FrontPanelUSB\API-32` folder after the FrontPanel SDK has been installed) and copy them to the digital-servo\gui folder.  Copy the file `okFrontPanel.dll` to the folder from which you will run the GUI.  
 7. Copy `SuperLaserLand_local_template.pro` to `local.pro` and modify as desired.
 8. Execute the `qupdate.bat` script.