Add argument --which=<values> for 'rsc config' and 'rsc reset' (fixes #111)

Author: HenrikBengtsson

NEWS.md

@@ -2,11 +2,17 @@
 
 ### New Features
 
- * Add support for `rsc reset --user-state-dir`, which will backup
-   the user's RStudio state storage folder
-   (e.g. `~/.local/share/rstudio`) to a dated tar file, and then
-   remove that folder. This can be used as a last resort when the
-   RStudio Server gets stuck at "R is taking longer to start than
+ * Add option `--which=<values>` for `rsc config`, which default to
+   `--which="rsc,rstudio,user"`, where `rsc` displays the RStudio
+   Server Controller settings, `rstudio` the RStudio configuration,
+   and `user` on the RStudio user storage.
+   
+ * Add option `--which=<values>` for `rsc reset`, which default to
+   support for `rsc reset --which="rsc"`, which resets the RStudio
+   Server Controller settings.  If `user`, the user's RStudio state
+   storage folder (e.g. `~/.local/share/rstudio`) to a dated tar file,
+   and then remove that folder. This can be used as a last resort when
+   the RStudio Server gets stuck at "R is taking longer to start than
    usual" after logging in.
 
  * Add environment variable `RSC_RSESSION_TIMEOUT_SUSPEND` to control