table of contents layout

Author: patch

README.md

@@ -1,34 +1,72 @@
 # Unicode Programming Examples
 
---------------------------------------------------------------------------------
 A collection of Unicode-related tasks in multiple programming languages. Feel
 free to add or improve examples and new languages.
 
 ## Contents
 
-### UTF-8 source code
-[Julia](source-code/julia.md), [Perl 5](source-code/perl5.md), [Perl 6](source-code/perl6.md), [Python](source-code/python.md), [Ruby](source-code/ruby.md)
+1. **UTF-8 source code**
 
-### Encoded I/O
-[Perl 5](io/perl5.md), [Perl 6](io/perl6.md)
+  [Julia](source-code/julia.md),
+  [Perl 5](source-code/perl5.md),
+  [Perl 6](source-code/perl6.md),
+  [Python](source-code/python.md),
+  [Ruby](source-code/ruby.md)
 
-### Encode and decode
-[Julia](encode-decode/julia.md), [Perl 5](encode-decode/perl5.md), [Perl 6](encode-decode/perl6.md)
+2. **Encoded I/O**
 
-### Count encoded bytes
-[Julia](count-bytes/julia.md), [Perl 5](count-bytes/perl5.md), [Perl 6](count-bytes/perl6.md)
+  [Perl 5](io/perl5.md),
+  [Perl 6](io/perl6.md)
 
-### Count characters of a string
-[JavaScript](count-characters/javascript.md), [Julia](count-characters/julia.md), [Perl 5](count-characters/perl5.md), [Perl 6](count-characters/perl6.md), [PHP](count-characters/php.md)
+3. **Encode and decode**
 
-### Unicode normalization
-[C♯](normalization/csharp.md), [Go](normalization/go.md), [Java](normalization/java.md), [JavaScript](normalization/javascript.md), [Julia](normalization/julia.md), [Perl 5](normalization/perl5.md), [Perl 6](normalization/perl6.md), [PHP](normalization/php.md), [Python](normalization/python.md), [Ruby](normalization/ruby.md)
+  [Julia](encode-decode/julia.md),
+  [Perl 5](encode-decode/perl5.md),
+  [Perl 6](encode-decode/perl6.md)
 
-### Letter casing
-[Go](letter-casing/go.md), [Julia](letter-casing/julia.md), [Perl 5](letter-casing/perl5.md), [Perl 6](letter-casing/perl6.md), [PHP](letter-casing/php.md), [Python](letter-casing/python.md), [Ruby](letter-casing/ruby.md)
+4. **Count encoded bytes**
 
-### Sorting with the UCA
-[Perl 5](sorting/perl5.md), [PHP](sorting/php.md), [Python](sorting/python.md), [Ruby](sorting/ruby.md)
+  [Julia](count-bytes/julia.md),
+  [Perl 5](count-bytes/perl5.md),
+  [Perl 6](count-bytes/perl6.md)
+
+5. **Count characters of a string**
+
+  [JavaScript](count-characters/javascript.md),
+  [Julia](count-characters/julia.md),
+  [Perl 5](count-characters/perl5.md),
+  [Perl 6](count-characters/perl6.md),
+  [PHP](count-characters/php.md)
+
+6. **Unicode normalization**
+
+  [C♯](normalization/csharp.md),
+  [Go](normalization/go.md),
+  [Java](normalization/java.md),
+  [JavaScript](normalization/javascript.md),
+  [Julia](normalization/julia.md),
+  [Perl 5](normalization/perl5.md),
+  [Perl 6](normalization/perl6.md),
+  [PHP](normalization/php.md),
+  [Python](normalization/python.md),
+  [Ruby](normalization/ruby.md)
+
+7. **Letter casing**
+
+  [Go](letter-casing/go.md),
+  [Julia](letter-casing/julia.md),
+  [Perl 5](letter-casing/perl5.md),
+  [Perl 6](letter-casing/perl6.md),
+  [PHP](letter-casing/php.md),
+  [Python](letter-casing/python.md),
+  [Ruby](letter-casing/ruby.md)
+
+8. **Sorting with the UCA**
+
+  [Perl 5](sorting/perl5.md),
+  [PHP](sorting/php.md),
+  [Python](sorting/python.md),
+  [Ruby](sorting/ruby.md)
 
 ## Style guide