Fix #38: replace CamelCase to PascalCase in Enum case declarations

Author: vjik

spec.md

@@ -1215,7 +1215,7 @@ instead of `protected`, as enums do not support inheritance.
 When using a backed enum, there MUST NOT be a space between the enum name and colon, and there MUST be exactly one
 space between the colon and the backing type.  This is consistent with the style for return types.
 
-Enum case declarations MUST use CamelCase capitalization.  Enum case declarations MUST be on their own line.
+Enum case declarations MUST use PascalCase capitalization.  Enum case declarations MUST be on their own line.
 
 Constants in Enumerations MAY use either PascalCase or UPPER_CASE capitalization. PascalCase is RECOMMENDED,
 so that it is consistent with case declarations.