Add link to plans page
Fix link
Add a new tag "license"
Organize manifest
Add a logo and media to the manifest
Remove the extension logo
Merge pull request #17 from OSTraining/master

Update from master
Remove unnecessary xml
Update
Merge branch 'Advertisement-for-Pro' of github.com:OSTraining/OSWistia into Advertisement-for-Pro
Add the field the Pro ad
Adapt the manifest to the new location for joomla fields