Bugfix for gtVersion:

avoid color in git command which was leading to unexpected behavior

Signed-off-by: Yoann Guilhem <yoann.guilhem@esrf.fr>

zUtil_Help/gtVersion.m

@@ -18,7 +18,7 @@ gitInfo = struct();
 global GT_MATLAB_HOME;
 
 % Guess git branch
-[status, result] = system(['cd ' GT_MATLAB_HOME '; git branch']);
+[status, result] = system(['cd ' GT_MATLAB_HOME '; git branch --no-color']);
 if status
     warning('gtVersion:git_branch', 'Couldn''t get git branch!');
 else