Issue #1691512 by alexku: Fixing session clearing warnings
empty value in session warning fix
Issue #1231996 by alexku: Initial D7 port of prev_next_views part
Issue #1231996 by jdanthinne: Initial D7 port
Stripping CVS keywords
Fix #662362 by jcnventura: Previous/Next for a Views list
#472424 by jdanthinne, aznick: add ability to prev/next for same content type
#514336 Make instructions clearer.
Remove client specific package
Previous/Next API module: high performance prev/next API for nodes
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