Added docs for EasyBlog export
Changed link to next

Changed link to next section to easyblog.
Changed link

Changed previous section to easyblog
Fixed docs

Added prefix
Merge pull request #136 from tomasgreif/master
Fix up some site-related bugs for EasyBlog addition.

Ref #136.
Change prefix to table_prefix to match the code
Updated generated history.md file in the site.