Please consider dev-libs/libwacom-0.11 for stabilization. It has been in the tree for more than 30 days with no regressions reported. Also the current stable versions does not work well with the latest stable kernel (bug 497390 comment 1).
OK. Please test and stabilize =dev-libs/libwacom-0.11 for alpha amd64 arm ia64 ppc ppc64 sparc x86
amd64 stable
x86 stable
ppc stable
ppc64 stable
sparc stable
arm stable
alpha stable
ia64 stable. Closing.