Add Data.Char.ord import to lexer.
Add Data.Char.ord import to lexer.

diku-dk/futhark,diku-dk/futhark,diku-dk/futhark,HIPERFIT/futhark,ihc/futhark,ihc/futhark,mrakgr/futhark,diku-dk/futhark,CulpaBS/wbBach,mrakgr/futhark,HIPERFIT/futhark,diku-dk/futhark,HIPERFIT/futhark,mrakgr/futhark,ihc/futhark