Split file according to the values of a column

tp_split_on_column

Version	Tool Shed	Owner	Galaxy instances where the tool is available
0.6	toolshed.g2.bx.psu.edu	bgruening	usegalaxy.eu usegalaxy.fr usegalaxy.no usegalaxy.org
0.5	toolshed.g2.bx.psu.edu	bgruening	usegalaxy.eu usegalaxy.fr usegalaxy.no
0.4	toolshed.g2.bx.psu.edu	bgruening	galaxy.genouest.org usegalaxy.eu usegalaxy.fr usegalaxy.no usegalaxy.org
0.2	toolshed.g2.bx.psu.edu	bgruening	galaxy.genouest.org usegalaxy.eu usegalaxy.no usegalaxy.org