Ok,
#1. Try to use WordPress Import plugin to import data. Data content you can find on shopic/dummy-data/content.xml
#2. Revolution slider: please go to file shopic/inc/merlin-config.php, and find function import_files(), find link download Revolution slider on array (rev_sliders)
Ex:
'rev_sliders' => [
"http://source.wpopal.com/shopic/dummy_data/revsliders/home-1/home-1.zip",
],
Copy link http://source.wpopal.com/shopic/dummy_data/revsliders/home-1/home-1.zip and paste into browser and download this file.
Then go to Revolution slider on your web, click import and add this file.