Add README

README

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+drual-jailadmin
+===============
+
+A Drupal 7 module to make administration of FreeBSD vnet jails easy.
+
+Requirements
+============
+
+* Sudo
+    - Your webserver user will need passwordless root-level access to the following commands: /sbin/zfs, /sbin/mount, /sbin/umount, /sbin/ifconfig, /usr/sbin/jail, /usr/sbin/jexec, /usr/sbin/jls, /bin/sh, /usr/bin/make
+      (sh is for setting up config files inside the jail, make is for running `make installworld`)
+
+Sudo Example
+============
+
+Cmnd_Alias WWWNOPASSWD = /sbin/zfs, /sbin/mount, /sbin/umount, /sbin/ifconfig, /usr/sbin/jail, /usr/sbin/jexec, /usr/sbin/jls, /bin/sh, /usr/bin/make
+www ALL=(ALL) NOPASSWD: WWWNOPASSWD