[unicode-grant] add info on parse-names to unicode page

Also link to the Unicode page from the Language/quoting

Author: samcv

doc/Language/quoting.pod6

@@ -195,7 +195,9 @@ character or a list of characters.
     dd $s;
     # OUTPUT: «Str $s = "I really ♡♥❤💕 Perl 6!"␤»
 
-You can also use unicode names with C<\c[]>.
+You can also use C<L«unicode names|language/unicode#Entering_Unicode_Codepoints_and_Codepoint_Sequences»>
+, L<named sequences|https://docs.perl6.org/language/unicode#Named_Sequences>
+and L<name aliases|language/unicode#Name_Aliases> with C<L«\c[]|language/unicode#Entering_Unicode_Codepoints_and_Codepoint_Sequences»>.
 
     my $s = "Camelia \c[BROKEN HEART] my \c[HEAVY BLACK HEART]!";
     dd $s;

doc/Language/unicode.pod6

@@ -4,20 +4,29 @@
 
 =SUBTITLE Unicode Support in Perl 6
 
-Perl 6 has a high level of support of Unicode.
+Perl 6 has a high level of support of Unicode. This document aims to be both an
+overview as well as describe Unicode features which don't belong in the documentation
+for routine's and methods.
+
+=head1 Entering Unicode Codepoints and Codepoint Sequences
 
 You can access Unicode codepoints by name:
-Rakudo supports all Unicode 9.0 names.
+Rakudo supports all Unicode 9.0 names. X<|\c[] unicode name>
 
     say "\c[PENGUIN]"; # OUTPUT: «🐧␤»
     say "\c[BELL]";    # OUTPUT: «🔔␤» (U+1F514 BELL)
 
-Additionally, all Unicode codepoint names/named seq/emoji sequences are now case-insensitive:
+All Unicode codepoint names/named seq/emoji sequences are now case-insensitive:
 [Starting in 2017.02]
 
     say "\c[latin capital letter E]"; # OUTPUT: «E␤» (U+0045)
 
-=head1 Entering Unicode Codepoints and Codepoint Sequences
+In addition to using C<\c[]> inside interpolated strings, you can also use
+the L<parse-names routine|routine/parse-names#(Str)_routine_parse-names>
+or the parse-names method.
+
+    say "DIGIT ONE".parse-names;  # OUTPUT: «1␤»
+    say parse-names("DIGIT ONE"); # OUTPUT: «1␤»
 
 =head2 Name Aliases