Merge branch 'next'
Added clearInstance method call to reduce memory usage during product export.
Reverted removed trailing spaces.
Update README.md

added the purpose and aim for the extension
removed documents and added images, as the documents will now be transferred into the github wiki
Merge branch 'master' of https://github.com/Flagbit/Magento-FACTFinder into documentation
Merge branch 'documentation'
add: readme that refers to the wiki
add: overview image
Merge branch 'documentation'
fixes #69
Merge branch 'master' of git://github.com/sitewards/Magento-FACTFinder into sitewards-master
Merge branch 'sitewards-master' into next