pager implemented for /author/PAUSEID/releases page #1356
save the page size for the releases page #1356
implement paging for the /recent page #1356
save the page size setting for the /recent page #1356
implement page size change for /requires pages #1356
save the selected page size for /requires pages #1356
implement page size change for /favorie/recent page #1356
merge 3 cases of page_size setting #1356
factor out the get_page_size method as @oalders suggested for #1356
Merge pull request #1417 from szabgab/szabgab/pager-refactored

pager refactored