Binary diff, differential compression tools

Current version

xdelta requires the following formulae to be installed:
libtool 2.4.6_1 Generic library support script
autoconf 2.69 Automatic configure script builder
automake 1.15.1 Tool for generating GNU Standards-compliant Makefiles
xz 5.2.3 General-purpose data compression with high compression ratio

Formula history

Dan Loewenherz xdelta: make xz non-mandatory (#3466)
Dan Loewenherz xdelta 3.1.0
Guo Xiao xdelta 3.0.10
Nikolaus Wittenstein Add descriptions to all remaining homebrew packages
Ian Lancaster Batch convert http urls from Google Code to https
Brett Koonce xdelta3 3.0.6