Base profile: fix mesa segfault, config KDE

profiles/base/package.use

@@ -97,6 +97,7 @@ kde-plasma/libksysguard X -detailedmemory
 kde-plasma/oxygen-fonts X
 kde-plasma/plasma-desktop -qt4
 kde-plasma/plasma-workspace dbus -geolocation
+kde-plasma/powerdevil -wireless
 kde-plasma/systemsettings gtk
 media-fonts/noto X
 media-gfx/exiv2 png xmp

profiles/base/package.use.mask

@@ -24,3 +24,8 @@ net-irc/weechat spell
 # awilfox <awilfox@adelielinux.org> (03 Dec 2016)
 # elfutils maintainers said thread support is broken; testsuite locks on musl.
 dev-libs/elfutils threads
+
+# awilfox <awilfox@adelielinux.org> (04 Dec 2016)
+# Broken on musl.
+media-libs/mesa nptl
+x11-base/xorg-server nptl