[R] Small xlsReadWritePro update

[Hans-Peter]

A small update for xlsReadWritePro is available.
(This is the shareware version of the free xlsReadWrite package, still
windows only)

= Changes in version 1.4.0 =

 * Added 'default.' prefix for colClasses argument
        (proposed by John Hathaway)
 * Images - which have been added manually - can be listed and deleted.
        (proposed by Ian Seow)
 * Bugfixes:
 ** xls.image didn't work with files (only xls-obj)
 ** xls.range do.
 ** in some (not widely published) versions images deletion gave an
error under certain circumstances

= Downloads =

 * For current R (2.7.1):
http://treetron.googlepages.com/xlsReadWritePro_1.4.0.zip
 * Older R-versions (remove the prefix; version above works but
displays warning):
 ** http://treetron.googlepages.com/__R2.6.2__xlsReadWritePro_1.4.0.zip
 * Testcript: http://treetron.googlepages.com/xlsReadWritePro_TestData_1.4.0.zip
 * Brochure: http://treetron.googlepages.com/xlsReadWrite_Pro_Datasheet.pdf


Best regards,
Hans-Peter