Fix import of channel comments

Signed-off-by: Mark Hymers <mark.hymers@ynic.york.ac.uk>

toolbox/io/in_fopen_megscan.m

@@ -233,6 +233,9 @@ for iChan = 1:hdr.numberchannels
         case {'ANALOG'}
             try
                 comment = h5readatt(DataFile,['/config/channels/' hdr.channelname{iChan} ],'mode');
+                if iscell(comment)
+                    comment = char(comment);
+                end
                 ChannelMat.Channel(iChan).Comment = comment;
             catch
                 disp('');
@@ -242,6 +245,9 @@ for iChan = 1:hdr.numberchannels
         case {'DIGITAL'}
             try
                 comment = h5readatt(DataFile,['/config/channels/' hdr.channelname{iChan} ],'mode');
+                if iscell(comment)
+                    comment = char(comment);
+                end
                 ChannelMat.Channel(iChan).Comment = comment;
             catch
                 disp('');
@@ -254,7 +260,12 @@ for iChan = 1:hdr.numberchannels
                 %info = h5info(DataFile,'/geometry/eeg','TextEncoding','UTF-8');
                 points = h5read(DataFile,lower(['/geometry/eeg/' hdr.channelname{iChan} '/location'])) ./1000;
                 ChannelMat.Channel(iChan).Loc = points(:,1)';
-                ChannelMat.Channel(iChan).Comment = hdr.channelname{iChan};
+                comment = hdr.channelname{iChan}
+                if iscell(comment)
+                    comment = char(comment);
+                end
+
+                ChannelMat.Channel(iChan).Comment = comment;
                 
             catch
                 disp('No EEG locations')
@@ -267,7 +278,13 @@ for iChan = 1:hdr.numberchannels
             try
                 ChannelMat.Channel(iChan).Loc = h5read(DataFile,['/config/channels/' hdr.channelname{iChan} '/position']) ./1000; %m
                 ChannelMat.Channel(iChan).Orient = h5read(DataFile,['/config/channels/' hdr.channelname{iChan} '/orientation']);
-                ChannelMat.Channel(iChan).Comment = h5read(DataFile,['/config/channels/' hdr.channelname{iChan} '/loop_shape']);
+
+                comment = h5read(DataFile,['/config/channels/' hdr.channelname{iChan} '/loop_shape']);
+                if iscell(comment)
+                    comment = char(comment);
+                end
+
+                ChannelMat.Channel(iChan).Comment = comment;
             catch
                 disp(['no orientation or location for ' hdr.channelname{iChan}])
                 ChannelMat.Channel(iChan).Loc = [];