Removing extra definition.
Adding Guardfile as a ruby file.
Add syntastic plugin.

Removes php and ruby syntax validator in favor of syntastic checkers.

Adds some preferred syntastic checkers.
Add syntastic checker for vim.

This also updates the vimrc to pass the checker.
Update the less to css function.

Now it does not compress css files.

It has also been moved within an if statement so that the vimrc can be
sourced multiple times without errors.