trivial typos R-admin

Please find below a patch against

https://svn.r-project.org/R/trunk/doc/manual/R-admin.texi

for two trivial typos.


1337c1337
< vanilla @R{} installation).  This location cna be overridden by
---
 > vanilla @R{} installation).  This location can be overridden by
1343c1343
< site libraries are always include by @samp{.libPaths()}.
---
 > site libraries are always included by @samp{.libPaths()}.


Kind regards,
Tobias

Tobias Verbeke - Consultant
Business & Decision Benelux
Rue de la r?volution 8
1000 Brussels - BELGIUM

+32 499 36 33 15
tobias.verbeke at businessdecision.com