Another try on endless scrolling, not working correctly yet (#73)
More cool endless scrolling stuff
PICA: fixes, Endless scrolling: API doesn't need to return the page
count if it returns the result count.
Show progress bar when reloading old page
License for cwanc-endless, endless scrolling support flag for PICA
Endless scrolling works with iOPAC
Endless scrolling works with Bibliotheca (tested with Aichtal)
Endless scrolling works with SISIS (tested with Amberg-Weiden
Hochschule)
Endless scrolling works with Zones22 (tested with Hamburg Bücherhallen)
Endless scrolling works with BiBer (tested with Offenburg)
Merge pull request #210 from johan12345/master

Endless scrolling