fixed some coding issues
fixed some coding issues

calin-iorgulescu/vmchecker,rosedu/vmchecker,calin-iorgulescu/vmchecker,calin-iorgulescu/vmchecker,cojocar/vmchecker,cojocar/vmchecker,rosedu/vmchecker,cojocar/vmchecker,calin-iorgulescu/vmchecker,cojocar/vmchecker,rosedu/vmchecker,cojocar/vmchecker,rosedu/vmchecker,rosedu/vmchecker,calin-iorgulescu/vmchecker,cojocar/vmchecker,rosedu/vmchecker,calin-iorgulescu/vmchecker