Update indentation, file-wrapping for Marlin 2.0.x

Marlin/src/inc/Conditionals_post.h

@@ -1025,4 +1025,5 @@
 
   #define NOT_A_PIN 0 // For PINS_DEBUGGING
 #endif
+
 #endif // CONDITIONALS_POST_H

Marlin/src/inc/SanityCheck.h

@@ -26,6 +26,9 @@
  * Test configuration values for errors at compile-time.
  */
 
+#ifndef _SANITYCHECK_H_
+#define _SANITYCHECK_H_
+
 /**
  * Require gcc 4.7 or newer (first included with Arduino 1.6.8) for C++11 features.
  */
@@ -1361,5 +1364,6 @@ static_assert(COUNT(sanity_arr_1) <= XYZE_N, "DEFAULT_AXIS_STEPS_PER_UNIT has to
 static_assert(COUNT(sanity_arr_2) <= XYZE_N, "DEFAULT_MAX_FEEDRATE has too many elements.");
 static_assert(COUNT(sanity_arr_3) <= XYZE_N, "DEFAULT_MAX_ACCELERATION has too many elements.");
 
-
 #include "../HAL/HAL_SanityCheck.h"  // get CPU specific checks
+
+#endif // _SANITYCHECK_H_

Marlin/src/inc/Version.h

@@ -20,6 +20,11 @@
  *
  */
 
+#ifndef _VERSION_H_
+#define _VERSION_H_
+
+#include "MarlinConfig.h"
+
 /**
  * This file is the standard Marlin version identifier file, all fields can be
  * overriden by the ones defined on _Version.h by using the Configuration.h
@@ -48,7 +53,7 @@
    * here we define this default string as the date where the latest release
    * version was tagged.
    */
-  #define STRING_DISTRIBUTION_DATE "2017-07-27 12:00"
+  #define STRING_DISTRIBUTION_DATE "2017-10-19 12:00"
 
   /**
    * Required minimum Configuration.h and Configuration_adv.h file versions.
@@ -92,3 +97,5 @@
   #define WEBSITE_URL "http://marlinfw.org"
 
 #endif // USE_AUTOMATIC_VERSIONING
+
+#endif // _VERSION_H_