Commits on Aug 23, 2013
  1. fix of 2 bugs when checking VCS requirements

    sapeish committed Aug 23, 2013
    1. snvAvailable variable was misspelled therefor not found
    2. proc_close() sometimes retunres 1 which is OK but  the implementation
    was converting it to false on VCS requirement check. I changed it to
    check if the result is different than -1 which is the only case of error
    according to the documentation: