preparing tests for rspec environment
adding view and specs for checkbox upload on admin area
updating travis
removing unnecessary .all
renaming js and css files to match extension name
adding image fixture and decreasing time of capybara timeout
partial implementation of desired behavior of multiple variant image upload
user must select at least one value of each option type for upload multiple images
allow user uploading an image to master variant ("All" option)
adding 'all' options to view specs and fixing missing product variable