[RJ-RPkg, StatET] Added R functions for reworked help in StatET
  - Added support for encoding of package descriptions

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[RJ-GD] Fixed compiler warning

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[RJ-Server] Fixed encoding of codebase entries

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>