2012-06-18: use sudo and actually update to the pulled infocalypse extensions

use sudo and actually update to the pulled infocalypse extensions

diff --git a/setup_infocalypse_on_linux.sh b/setup_infocalypse_on_linux.sh
--- a/setup_infocalypse_on_linux.sh
+++ b/setup_infocalypse_on_linux.sh
@@ -38,10 +38,10 @@
 
 get_dependencies_distro () {
     if [ "$1" == "gentoo" ]; then
-        emerge mercurial dulwhich
+        sudo emerge mercurial dulwhich
     fi
     if [ "$1" == "debian" ]; then
-        apt-get install mercurial python-dulwhich
+        sudo apt-get install mercurial python-dulwhich
     fi
 }
 
@@ -53,6 +53,7 @@
 cd infocalypse
 wget http://127.0.0.1:8888/USK@CiKlAk~D2IZ3cJye0R5VPp0nRRUB-zKd6L5hy9qvlkE,qaG86acZQy0I5stLe5wOCt61-GQDT~h-NQ~7C2nl-lc,AQACAAE/infocalypse-for-code-sharing/3/infocalypse.bundle
 hg pull infocalypse.bundle
+hg update
 
 echo "Enabling the hggit and infocalypse extensions"
 echo "