* added the -Wnot, -W, and -Wall options. Set up a default set of warnings,
namely -fwarn-{overlapped,incomplete}-patterns.
+
+* Added -fwarn-duplicate-exports warning to check for duplicates in
+ export lists. Included in default warning set.
+
+* Renamed SampleVar.{write,read}Sample to SampleVar.{write,read}SampleVar
+
+* new mkdependHS options: -W disables warnings of duplicate interface
+ files found along the import path. --include-prelude *will* generate
+ dependencies on Prelude + any prelude/syslib .hi files used.
+