Remove trailing chars

[Arnold Kuzniar]

see QTL table columns: marker, marker_uri, gene,
remove ' ;' or ';'

for example:
solcap_snp_sl_20936 ;
http://solgenomics.net/genome/Solanum_lycopersicum/variation/solcap_snp_sl_20936;
Solyc03g112630.2.1;
http://localhost:8890/genome/Solanum_lycopersicum/gene/Solyc03g112630.2;