SI-9924: Fix: Spec. refers to U+007F (DELETE) as printable character
SI-9924: Fix: Spec. refers to U+007F (DELETE) as printable character

Fixed "\u0020 - \u007F" to "\u0020 - \u007E".
(Also fixed/clarified punctuation and grammar.)

felixmulder/scala,jvican/scala,slothspot/scala,scala/scala,lrytz/scala,martijnhoekstra/scala,slothspot/scala,jvican/scala,martijnhoekstra/scala,scala/scala,shimib/scala,shimib/scala,lrytz/scala,jvican/scala,felixmulder/scala,felixmulder/scala,shimib/scala,lrytz/scala,felixmulder/scala,scala/scala,slothspot/scala,slothspot/scala,martijnhoekstra/scala,shimib/scala,scala/scala,slothspot/scala,jvican/scala,jvican/scala,jvican/scala,slothspot/scala,felixmulder/scala,jvican/scala,shimib/scala,scala/scala,scala/scala,felixmulder/scala,lrytz/scala,slothspot/scala,lrytz/scala,martijnhoekstra/scala,martijnhoekstra/scala,shimib/scala,lrytz/scala,martijnhoekstra/scala,felixmulder/scala