Spree installation error: Could not find gem 'spree_skrill (> = 0) ruby'
I am new to ROR. Now I install Spree , next step
gem install rails -v 3.1.4
rails new mystore
cd mystore
spree install
After that this error is shown here
gemfile spree
gemfile spree_usa_epay
gemfile spree_skrill
run bundle install from "."
Could not find gem 'spree_skrill (>= 0) ruby' in the gems available on this machine.
Run `bundle install` to install missing gems.
precompiling assets
Could not find gem 'spree_skrill (>= 0) ruby' in the gems available on this machine.
Run `bundle install` to install missing gems.
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