Fix Nokia place recommendation search parsing.

Place recommendations are no longer wrapped in a "results" object like
other search requests.

Change-Id: Idef11bf08818e07192657ffbadca0e0d610b6137
Reviewed-by: Alex Blasche <alexander.blasche@digia.com>
Remove offset attribute from place search requests.

Not all service providers support arbitrary search offsets. The offset
attribute has been removed, instead service providers can supply a
previous and next search query in the form of a QPlaceSearchRequest.

Change-Id: If68e969b06f909f3fa62718656cbef70d1bf84a6
Reviewed-by: Aaron McCarthy <mccarthy.aaron@gmail.com>