toolbox cleanup and migration from svn

based on commit 13321 from svn

.gitmodules

+[submodule "internal"]
+	path = internal
+	url = https://git.rwth-aachen.de/ita/toolbox-intern.git
+	branch = master

Debug/test_ita_Super.m

+function test_ita_Super()
+%Test itaSuper
+
+% <ITA-Toolbox>
+% This file is part of the ITA-Toolbox. Some rights reserved. 
+% You can find the license for this m-file in the license.txt file in the ITA-Toolbox folder. 
+% </ITA-Toolbox>
+
+
+a = itaSuper([100 1],1); %Create 100x100 itaSupers with 1 data-elem
+b = itaSuper([100 1],1);
+
+tic
+for idx = 1:numel(a)
+    a(idx).data = 1;
+end
+t1 = toc;
+
+tic
+for idx = 1:numel(b)
+    b(idx).data = 1;
+end
+t2 = toc;
+
+disp(t2/t1);

Debug/test_ita_Value.m

+function test_ita_Value()
+
+% <ITA-Toolbox>
+% This file is part of the ITA-Toolbox. Some rights reserved. 
+% You can find the license for this m-file in the license.txt file in the ITA-Toolbox folder. 
+% </ITA-Toolbox>
+
+a = itaValue('-0.20 kg');
+b = itaValue(2);
+c = itaValue(21,'N');
+d = itaValue();
+s = ita_generate('noise',1,44100,14);
+
+%% stupid arithmetic
+disp('aritmetic test')
+x = a + b;
+x = 2 + b;
+x = b + 2;
+
+x = a - b;
+x = 2 - b;
+x = b - 2;
+
+x = a * b;
+x = 2 * b;
+x = b * 2;
+
+x = a .* b;
+x = 2 .* b;
+x = b .* 2;
+
+x = a / b;
+x = 2 / b;
+x = b / 2;
+
+x = a ./ b;
+x = 2 ./ b;
+x = b ./ 2;
+
+x = sqrt(b);
+x = power(b,2);
+x = power(2,b);
+
+x = log(c);
+x = log10(c);
+x = exp(c);
+
+%% test with itaAudio object
+disp('test with audio objects')
+res = a * s;
+res = a .* s;
+res = a / s;
+res = a ./ s;

Debug/test_ita_all.m

+function test_ita_all(varargin)
+%ITA_TEST_ALL - Test for the ita toolbox
+%  runs all funktions called test_ita_* to find any error within the toolbox
+%  you dont need to change anything in here, all test_ita_ routines will be found automatically
+%
+%  Call: test_ita_all(Options)
+%
+%       Options:
+%           'kernel' [false] - Check only kernel functions, no applications
+%
+%   See also  ita_sqrt, test, ita_sum, ita_audio2struct, test, ita_channelnames_to_numbers.
+%
+%   Reference page in Help browser
+%        <a href="matlab:doc test_ita_all">doc test_ita_all</a>
+
+% <ITA-Toolbox>
+% This file is part of the ITA-Toolbox. Some rights reserved. 
+% You can find the license for this m-file in the license.txt file in the ITA-Toolbox folder. 
+% </ITA-Toolbox>
+
+
+% Author: Roman Scharrer -- Email: rsc@akustik.rwth-aachen.de
+% Created:  15-Jan-2009
+
+%% get the path information
+
+sArgs = struct('kernel',false);
+sArgs = ita_parse_arguments(sArgs,varargin);
+
+
+filename_workspace = 'workspace_tmp.mat';
+test_path = which('test_ita_all.m'); %Find the test directory
+ind = strfind(test_path,'test_ita_all.m');
+test_path(ind-1:end) = []; %Remove filename from path
+
+% save all variables in a temp file
+save([test_path filesep filename_workspace]); 
+% clear everythin including the class definition
+% ccx; 
+clear classes;
+
+% as we cleared all variables we have to look again for the path
+filename_workspace = 'workspace_tmp.mat';
+test_path = which('test_ita_all.m'); %Find the test directory
+ind = strfind(test_path,'test_ita_all.m');
+test_path(ind-1:end) = []; %Remove filename from path
+load([test_path filesep filename_workspace]); % restore arguments
+
+
+tic;
+disp('********************************************************************')
+disp('********************* TESTING ITA TOOLBOX **************************')
+disp('********************************************************************')
+
+%old_path = cd; %Save old working directory
+%cd(test_path); %Change directory to the test directory
+
+%test_files = dir('*test_*.m'); %Find all files with *test_*
+if sArgs.kernel
+    test_files = rdir([ita_toolbox_path filesep 'Debug' filesep '**' filesep 'test_ita_*.m']); % Recursive find of all files with 'test_ita_*.m'
+else
+    test_files = rdir([ita_toolbox_path filesep '**' filesep 'test_ita_*.m']); % Recursive find of all files with 'test_ita_*.m'
+end
+
+errors = {};
+tic;
+for test_number = 1:length(test_files)
+    functionname = strtok(fliplr(strtok(fliplr(test_files(test_number).name),filesep)),'.'); %Find the function name in the filename (everything bevor the first '.')
+
+    if ~strcmp(functionname,'test_ita_all') %Exclude test_ita_all
+        disp(['Testing: ' functionname '...'])
+        try
+            feval(functionname); %Run the test function
+        catch ME
+            ME_test = MException('test_ita_all:error', [functionname ' returned the above error(s)']);
+