bugfix: if git not in windows path, no time is wasted

kernel/ClassStuff/@itaSuper/itaSuper.m

@@ -159,7 +159,7 @@ classdef itaSuper < itaMeta
             
             %% Add history line
             commitID = ita_git_getMasterCommitHash;
-            if ~isempty(commitID)
+            if ~(isempty(commitID) || strcmp(commitID,'0'))
                 this = ita_metainfo_add_historyline(this,'GitVersion',commitID);
             end
         end

kernel/StandardRoutines/ita_git_getMasterCommitHash.m

@@ -65,7 +65,7 @@ try
         commitID = strrep(commitID,'[\n\r]+','');
     else
         ita_verbose_info(sprintf('Git Hash Failed: %s',commitID), 1);
-        commitID = '';
+        commitID = '0';
     end
     cd(workingDir);