Addressing issue #73 by adding a warning against using special characters in sample names (proposed by Mike in #62 as an alternate solution to turning off check.names in data.frame, which we're concerned could cause unexpected problems in other places).
Addressing issue #73 by adding a warning against using special characters in sample names (proposed by Mike in #62 as an alternate solution to turning off check.names in data.frame, which we're concerned could cause unexpected problems in other places).