Update internal version number to 3.0.1

Author: Lestropie

core/version.h

@@ -3,13 +3,13 @@
 
 // update this with the tag name every time the code is tagged
 // for example:
-//   set MRTRIX_BASE_VERSION to "3.3"
+//   set MRTRIX_BASE_VERSION to "3.3.0"
 //   git add core/version.h
 //   git commit
-//   git tag -s 3.3
+//   git tag -s 3.3.0
 //   git push --follow-tags
 
-#define MRTRIX_BASE_VERSION "3.0.0"
+#define MRTRIX_BASE_VERSION "3.0.1"
 
 #endif