fix getData to pass test

Author: Remi-Gau

subfun/getData.m

@@ -78,9 +78,10 @@
         group(iGroup).subNumber = subjects;
 
     % if subject ID were directly specified by users we take those
-    elseif strcmp(group(iGroup).name, '') && iscell(opt.subjects{iGroup})
+    elseif strcmp(group(iGroup).name, '') && iscellstr(opt.subjects)
 
         group(iGroup).subNumber = opt.subjects;
+ 
     % if group was specified we figure out which subjects to take
     elseif ~isempty(opt.subjects{iGroup})
 
@@ -92,7 +93,7 @@
         % count how many subjects in that group
         idx = sum(~cellfun(@isempty, strfind(subjects, group(iGroup).name)));
         idx = 1:idx;
-        
+
     else
 
         error('Not sure what to do.')