Add a simple script replacing AR extract.
Move AR into installer
Add a shell version of pkgdetails. Currently only supports WGET%
Add GETDEPS support.
Add PKGS and FIELD support.
Add STANZAS support.
If a package is listed multiple times, output the last one.

This is the behavior of the original pkgdetails in response to Debian bug 649482
Significantly speed up pkgdetails by using grep to narrow down the parsing.
Fix not removing packages from the list in unique mode.
Remove SSH usage and instead download and use a local debootstrap.
Require -t help/list to be specified to print out text.
Name the installer temp dir after the executable name.
Update README to reflect native debootstrap.