Fix broken link to Index page
Check .Prev and .Next pointers before using it
Remove extra quotes from meta data
Static changes shouldn't be destructive to existing files

Currently changing css deletes all the site published html when it copies.
Refs #46
Print error if index value in a page is wrong type

This was causing a panic with no information displayed about the
page causing the error.
Merge pull request #49 from cabello/patch-1

Fix broken link to Index page
Merge pull request #50 from cabello/patch-2

Check .Prev and .Next pointers before using it
Merge pull request #51 from cabello/patch-3

Remove extra quotes from meta data
Merge pull request #52 from rozza/StaticSync

Static changes shouldn't be destructive to existing files
Merge pull request #53 from hugoduncan/feature/print-error-on-invalid-index

Print error if index value in a page is wrong type