Solr Pager 0.2.2 released

Released solr_pager 0.2.2. This release fixes little bug that prevented solr_pager to work in some configurations (ie. with standard search handler). Well, Solr documentation did not mentioned that it can pass empty (null) result set to my component.

Also added some sanity checks to prevent similar situation again.

New version can be found on http://devel.dob.sk/solr_pager, enjoy.