Added the script to plot plink/seq brca1 ibs matrix.
voided the latex formula syntax because github doesn't render it.
Fixed a typo.
Excluded the diagonal from the heat map.
Followed the Google R Style guide for identifier names.
ibs_score -> ibsScore
Removed a duplicated statement.
Added an empty line for consistency.
Fixed grammar.
Merge pull request #3 from reprogrammer/plinkseq-ibs

Added the script to plot plink/seq brca1 ibs matrix.