Fixed link to 'SimpleFeedContentGenerator.java'.
Fixed link to 'SimpleFeedContentGenerator.java'.

googlearchive/gsa-admin-toolkit,googlearchive/gsa-admin-toolkit,googlearchive/gsa-admin-toolkit,googlearchive/gsa-admin-toolkit,IevgenPr/gsa-admin-toolkit,IevgenPr/gsa-admin-toolkit,IevgenPr/gsa-admin-toolkit,IevgenPr/gsa-admin-toolkit,IevgenPr/gsa-admin-toolkit,googlearchive/gsa-admin-toolkit