[anthonyonions]

just run it again, this is the output:

xbian@xbian ~ $ sudo apt-get install xbian-package-xbmc -y
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
pmount xbian-package-kernel3.6.11
Use 'apt-get autoremove' to remove them.
The following extra packages will be installed:
anacron btrfs-tools busybox dialog gettext gettext-base initramfs-tools kbd
klibc-utils libafpclient0 libasprintf0c2 libbluetooth3 libc-bin libc-dev-bin
libc6 libc6-dev libcroco3 libgettextpo0 libgmp10 libgomp1 libjson0 libklibc
libmad0 libnih-dbus1 libnih1 libsqlite0 libunistring0 makedev mountall
plymouth python-sqlite triggerhappy udhcpc upstart xbian-package-cec
xbian-package-config-shell xbian-package-config-xbmc
xbian-package-initramfs-tools xbian-package-kernel
xbian-package-libshairport xbian-package-libtag xbian-package-splash
xbian-package-usbmount xbian-package-zram-swap xbian-update
Suggested packages:
default-mta mail-transport-agent gettext-doc glibc-doc desktop-base
plymouth-drm python-sqlite-dbg graphviz xbian-package-kernel-headers
Recommended packages:
autopoint console-setup console-data gcc c-compiler
The following packages will be REMOVED:
console-tools sysvinit usbmount
The following NEW packages will be installed:
anacron btrfs-tools busybox dialog gettext gettext-base initramfs-tools kbd
klibc-utils libafpclient0 libasprintf0c2 libbluetooth3 libcroco3
libgettextpo0 libgmp10 libgomp1 libjson0 libklibc libmad0 libnih-dbus1
libnih1 libsqlite0 libunistring0 makedev mountall plymouth python-sqlite
triggerhappy udhcpc upstart xbian-package-cec xbian-package-initramfs-tools
xbian-package-kernel xbian-package-libshairport xbian-package-libtag
xbian-package-splash xbian-package-usbmount xbian-package-zram-swap
The following packages will be upgraded:
libc-bin libc-dev-bin libc6 libc6-dev xbian-package-config-shell
xbian-package-config-xbmc xbian-package-xbmc xbian-update
WARNING: The following essential packages will be removed.
This should NOT be done unless you know exactly what you are doing!
sysvinit
8 upgraded, 38 newly installed, 3 to remove and 1 not upgraded.
Need to get 0 B/74.0 MB of archives.
After this operation, 74.3 MB of additional disk space will be used.
E: There are problems and -y was used without --force-yes

So running with the recommended --force-yes flag:

xbian@xbian ~ $ sudo apt-get install xbian-package-xbmc --force-yes
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
pmount xbian-package-kernel3.6.11
Use 'apt-get autoremove' to remove them.
The following extra packages will be installed:
anacron btrfs-tools busybox dialog gettext gettext-base initramfs-tools kbd
klibc-utils libafpclient0 libasprintf0c2 libbluetooth3 libc-bin libc-dev-bin
libc6 libc6-dev libcroco3 libgettextpo0 libgmp10 libgomp1 libjson0 libklibc
libmad0 libnih-dbus1 libnih1 libsqlite0 libunistring0 makedev mountall
plymouth python-sqlite triggerhappy udhcpc upstart xbian-package-cec
xbian-package-config-shell xbian-package-config-xbmc
xbian-package-initramfs-tools xbian-package-kernel xbian-package-libshairport
xbian-package-libtag xbian-package-splash xbian-package-usbmount
xbian-package-zram-swap xbian-update
Suggested packages:
default-mta mail-transport-agent gettext-doc glibc-doc desktop-base
plymouth-drm python-sqlite-dbg graphviz xbian-package-kernel-headers
Recommended packages:
autopoint console-setup console-data gcc c-compiler
The following packages will be REMOVED:
console-tools sysvinit usbmount
The following NEW packages will be installed:
anacron btrfs-tools busybox dialog gettext gettext-base initramfs-tools kbd
klibc-utils libafpclient0 libasprintf0c2 libbluetooth3 libcroco3
libgettextpo0 libgmp10 libgomp1 libjson0 libklibc libmad0 libnih-dbus1
libnih1 libsqlite0 libunistring0 makedev mountall plymouth python-sqlite
triggerhappy udhcpc upstart xbian-package-cec xbian-package-initramfs-tools
xbian-package-kernel xbian-package-libshairport xbian-package-libtag
xbian-package-splash xbian-package-usbmount xbian-package-zram-swap
The following packages will be upgraded:
libc-bin libc-dev-bin libc6 libc6-dev xbian-package-config-shell
xbian-package-config-xbmc xbian-package-xbmc xbian-update
WARNING: The following essential packages will be removed.
This should NOT be done unless you know exactly what you are doing!
sysvinit
8 upgraded, 38 newly installed, 3 to remove and 1 not upgraded.
Need to get 0 B/74.0 MB of archives.
After this operation, 74.3 MB of additional disk space will be used.
You are about to do something potentially harmful.
To continue type in the phrase 'Yes, do as I say!'
?] Yes, do as I say!
E: This installation run will require temporarily removing the essential package xbian-package-config-shell:armhf due to a Conflicts/Pre-Depends loop. This is often bad, but if you really want to do it, activate the APT::Force-LoopBreak option.
E: Reverse conflicts early remove for package 'dialog:armhf' failed