Merge pull request #16 from SpazioDati/master

dataTXT
minor changes for options description / prepare 2.4 release
Fix issue #15 / order tag cloud
Add current state for tag already used
Allow to edit title for autolinks / Issue #6
Fix conclit with ShareThis / Change param name !
Work on changelog
Minor changes on readme !
Fix notice
Fix issues with shortcode & usage
add support of category name
Implement Tag4Site API for tags suggest from Sergey Zobin
Upgrade simple tags readme
Fix suggestion from Yahoo / Use new API
complete changelog
Allow hastag for autotags content
Add warning for support
Fix typo
added dataTXT to readme.md
Merge pull request #21 from nostalgiaz/patch-1

added dataTXT to readme.md