Die if lio_init fails to make a global lio object
Die if lio_init fails to make a global lio object

The error handling here was a complete failure. Instead, terminate hard
so users know what happened instead of silently segfaulting

Fixes #107

tacketar/lstore,accre/lstore,accre/lstore,tacketar/lstore,tacketar/lstore,accre/lstore,accre/lstore,tacketar/lstore