Tweaked code to better handle rounding errors in rounding end code
Tweaked code to better handle rounding errors in rounding end code

Ensembl/ensembl-webcode,Ensembl/ensembl-draw,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode