girara @0.2.6 update

[dbevans (David B. Evans)]

Committed in r150505. Thanks for the update.

[dbevans (David B. Evans)]

Further update. After the above commit, the girara build failed on the 10.6 buildbot with the following error:

/usr/bin/gcc-4.2 -c -D_FILE_OFFSET_BITS=64 -DWITH_LIBNOTIFY -DWITH_JSON -DGETTEXT_PACKAGE=\"libgirara-gtk3-2\" -DLOCALEDIR=\"/opt/local/share/locale\" -arch x86_64 -std=c11 -pedantic -Wall -Wextra -fPIC -D_REENTRANT -I/opt/local/include/gtk-3.0 -I/opt/local/include/at-spi2-atk/2.0 -I/opt/local/include/at-spi-2.0 -I/opt/local/include/dbus-1.0 -I/opt/local/lib/dbus-1.0/include -I/opt/local/include/gtk-3.0 -I/opt/local/include/gio-unix-2.0/ -I/opt/local/include -I/opt/local/include/cairo -I/opt/local/include -I/opt/local/include/pango-1.0 -I/opt/local/include/harfbuzz -I/opt/local/include -I/opt/local/include/pango-1.0 -I/opt/local/include/atk-1.0 -I/opt/local/include/cairo -I/opt/local/include/pixman-1 -I/opt/local/include -I/opt/local/include/freetype2 -I/opt/local/include -I/opt/local/include/freetype2 -I/opt/local/include/libpng16 -I/opt/local/include -I/opt/local/include/gdk-pixbuf-2.0 -I/opt/local/include/libpng16 -I/opt/local/include/glib-2.0 -I/opt/local/lib/glib-2.0/include -I/opt/local/include -D_REENTRANT -I/opt/local/include -I/opt/local/include/gdk-pixbuf-2.0 -I/opt/local/include/libpng16 -I/opt/local/include/glib-2.0 -I/opt/local/lib/glib-2.0/include -I/opt/local/include -I/opt/local/include/json-c -o build/release/girara/callbacks.o girara/callbacks.c \
		-MMD -MF .depend/build/release/girara/callbacks.o.dep
cc1: error: unrecognized command line option "-std=c11"

This is a known issue with gcc-4.2. The solution is to blacklist compilers that don't understand -std=c11.

Fix committed in r150507.