Some fix and improvements

+ Add commented line in custom-post-type.php
+ Fix display description for CPT in Archive page archive.php line 34,
now display description for all custom post without type slug
+ Fix ID's name for author.php (chage in author-page)
+ Add <?php create_breadcrumbs() ?> to search.php
+ Improve breacrumb.php, now show custom_post_type name
+ Improve Read more link in excerpt function (custom_excerpt.php)
+ Fix domain name in single.php