Fix my tentative implementation of Hungarian. It turns out that it is additive
only under 100.

Need to check for tcl.h in configure.ac.
Should make it so that it is possible to build without tcl.

Complete addition of help button to NumberConverter. I've added the button but
have to create the text widget.

Fix Ethiopic.

Add support for Etruscan. 
1   I
5   U+039B
10  X
50  U+22D4
100  8
1000 U+2295

Add support for Aryabhata numerals.

Add morse code.
String generation: storage (including space or other separator) is (6 * (log10(k) + 1)) -1 

0	-----
1	.----
2	..---
3	...--
4	....-
5	.....
6	-....
7	--...
8	---..
9	----.

Need a space between digits.

stringtoint:

split on space
In C need decision table

1	.----
2	..---
3	...--
4	....-
5	.....
6	-....
7	--...
8	---..
9	----.
0	-----