Manually updating R package version.

This needs to be done manually until R packaging is refactored to take
advantage of cmake configured files.

Change-Id: I6a16189d9243c4d6a81131b0d1a4d49b13d34da3
Update BugReports URL for R wrapping

Change-Id: Id0aa64f2de99981bae4e6a9d221dc6a380efc1c9
Merge branch 'SIMPLEITK-513_UpdateRPackageVersion' into release

* SIMPLEITK-513_UpdateRPackageVersion:
  Update BugReports URL for R wrapping
  Manually updating R package version.

Change-Id: I3e776611d331578af5de3ebb58d2fe8c0c7e1a8d