example_ prefix for examples

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
example of provider based on statefspp

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
cosmetic changes in spec

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
examples package

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
statefspp: moving some code to .so

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
fixed typo in provider.hpp

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>