Capture links from boto documentation.

[spazm]

Boto documentation json has embedded links to amazon documentation that get lost in the transfer during gen_classes.pl

example:

• botocore/data/acm/2015-12-08/service-2.json

  `"documentation":"<fullname>AWS Certificate Manager</fullname> <p>Welcome to the AWS Certificate Manager (ACM) API documentation.</p> <p>You can use ACM to manage SSL/TLS certificates for your AWS-based websites and applications. For general information about using ACM, see the <a href=\"http://docs.aws.amazon.com/acm/latest/userguide/\"> <i>AWS Certificate Manager User Guide</i> </a>.</p>" "  ` 

• processed into auto-lib/Paws/ACM.pm

  =head1 DESCRIPTION
  
  AWS Certificate Manager
  
  Welcome to the AWS Certificate Manager (ACM) API documentation.
  
  You can use ACM to manage SSL/TLS certificates for your AWS-based
  websites and applications. For general information about using ACM, see
  the I<AWS Certificate Manager User Guide> .

• proposed output:

  =head1 DESCRIPTION
  
  AWS Certificate Manager
  
  Welcome to the AWS Certificate Manager (ACM) API documentation.
  
  You can use ACM to manage SSL/TLS certificates for your AWS-based
  websites and applications. For general information about using ACM, see                                                              
  the L<< AWS Certificate Manager User Guide|http://docs.aws.amazon.com/acm/latest/userguide/ >> .

[pplu]

Hi,

We use Pod::HTML2Pod to convert the HTML into Pod. I've activated the link generation flag in a branch. PR #199 is what results.

What to you think?