Add paper info in README
Modify the link of the paper
IMPORTANT fix: Bases of reverse complement alignments may be incorrect.
This is caused by misusing SSW query begin and end.
Version 2.2.24
The announcement of the bug fix in README.
As Derek's suggestion, adding a line to check the success/failure
of each internal make 'subcommand' from the top-level Makefile.
Version 2.2.26