fixed some formatting up.
Added function to download site database if it is out of date.
Added the package stringr as a dependent package.
added a site list to the database. Therefore this is no longer required to be run every time the package is loaded.
Updated function to use the database in the pakage if they want to, otherwise they can make the function get the data from online.
minor changes
just formatting welcome message
Updated and included the new argument force_db_update
Tidying up package data
Removed onLoad function
added vignette example
more to ignore
tidying up
tidying up
tired to use curl but had difficultes. I have reverted it back to download.file
nothing really