Add README, begin documentation for Efa::Error::Setup

See also the Module::Build documentation.

Extra modules required for testing:

 - Test::More

 - Test::Command

 - Test::Compile

 - Test::More

 - Test::Pod

 - Test::Command

 - Test::Synopsis

package WWW::Efa::Error::Setup;

=head1 NAME

WWW::Efa::Error::Setup - WWW::Efa error, happened in ->new()

=head1 SYNOPSIS

    use WWW::Efa::Error::Setup;

    my $error = WWW::Efa::Error::Setup->new(

        'max_interchanges', '-1', 'Must be positive'

    );

    die $error->as_string();

    # WWW::Efa setup error: Wrong arg for option max_interchanges: -1

    # Must be positive

=head1 DESCRIPTION

Class for all WWW::Efa-internal errors occuring during initialization. Usually

caused by missing or invalid setup arguments.

=cut

use strict;

use warnings;

use 5.010;