Installing Cactus.

(1) Download and install sonLib. See https://github.com/benedictpaten/sonLib

(2) Download and install jobTree. See https://github.com/benedictpaten/jobTree

(3) Download and install tokyo cabinet. See http://fallabs.com/tokyocabinet/
	
(4)	[optional] Download and install kyoto tycoon. See http://fallabs.com/kyototycoon/

(5) Download and install lastz. See http://www.bx.psu.edu/~rsharris/lastz/
	NOTE, to use cactus_lastzRepeatMaxk.py preprocessor, you must instead:
	Download and install LATEST lastz. See http://www.bx.psu.edu/~rsharris/lastz/newer/
	Add lastz's /tools directory to your path (only required for repeatmasking)

(6) Install networkx and psutil python packages:
	easy_install networkx
	easy_install psutil
	
(7) Place the directory containing Cactus on your python path, i.e.
PYTHONPATH=${PYTHONPATH}:FOO
where FOO/sonLib is the path to the base directory of Cactus. 

(8) Compile the C code:
Modify the include.mk file to point at where you installed sonLib.
In cactus type 'make all' 

(9) [optional, but required if you want all tests to pass] Download the dataset 
http://dl.dropbox.com/u/156669/datasets.tar.bz2 and create an environment variable
SON_TRACE_DATASETS to point at it.

(10) Run python allTests.py to run the set of tests to check the installation

See https://github.com/benedictpaten/ for links to the dependencies mentioned.