=head1 SYNOPSIS

  # Use before all other use statements
  # Unset LD_LIBRARY_PATH
  use FixInit;

  # Add paths to end of LD_LIBRARY_PATH and set some variables
  # "--" divides paths and env variables
  use FixInit qw(libpath1 libpath2 -- env1 value1 env2 value2);

  # Add paths to beginning of LD_LIBRARY_PATH
  # (Will get added in reverse order)
  use FixInit qw(+libpath2 +libpath1);

  # Remove paths from LD_LIBRARY_PATH
  use FixInit qw(-libpath1 -libpath2);