RAKE task, new name: create_or_update_sparks_content
RAKE task, new name: create_or_update_sparks_content

Fixed task to use git instead of git-svn.
Also fixed path bugs.

  rake rigse:import:create_or_update_sparks_content
concord-consortium/rigse,concord-consortium/rigse,concord-consortium/rigse,concord-consortium/rigse,concord-consortium/rigse,concord-consortium/rigse