Update databases/R-cran-DBI to version 0.2.7_1
Update math/R-cran-xts to version 0.9.3_2
Update textproc/R-cran-XML to version 3.96.1.1_1
Update devel/R-cran-proto to version 0.3.10_3
Update devel/R-cran-iterators to version 1.0.6_5
Update finance/R-cran-timeDate to version 3010.98_1