Fix for two spaces are used after a period in documentation.
Progress sr #3043: (https://gna.org/support/index.php?3043) - support for NMRPipe seriesTab format *.ser.
relax uses the double space for easier for the eyes to pick up the sentence structure.
Troels E. Linnet provided this patch. Commit by: tlinnet _aaattt_ gmail_dot_com
