Fix flat file parser trajectory frame break

[ptmerz]

Fixes a bug that would cause the flat file parser to read entire trajectories into a single frame instead of recognizing empty lines as frame breaks.

Status

• [x] Ready to go

[codecov[bot]]

Codecov Report

Merging #120 (d60e23e) into master (e118a0a) will decrease coverage by 0.01%. The diff coverage is 0.00%.