Added many new options

Added: Post meta (posted by, date, in categories, comment count, view
count and edit) - DONE
Added: Time format (Traditional or Time Ago) - DONE
Added: Single post share - DONE
Added: Next and Previous in single post - DONE
Added: Display Author under post - DONE
Added: Page navigate - DONE
Added: Breadcrumb - DONE
Author archive page - DONE
Category  - DONE
Archive  - DONE
Error 404 - DONE
tags  - DONE
search - DONE

Added: Related post - DONE