linux-omap3: set DEFAULT_PREFERENCE to -1 for git recipe (causing 2.6.28 recipe to be used)
linux-omap3: set DEFAULT_PREFERENCE to -1 for git recipe (causing 2.6.28 recipe to be used)

Experimental work on 2.6.29 will take place in git recipe.  Comment out the DEFAULT_PREFERENCE line to live dangerously!

yyli/overo-oe,scottellis/overo-oe,John-NY/overo-oe,John-NY/overo-oe,nzjrs/overo-openembedded,nzjrs/overo-openembedded,John-NY/overo-oe,scottellis/overo-oe,yyli/overo-oe,nzjrs/overo-openembedded,scottellis/overo-oe,yyli/overo-oe,scottellis/overo-oe,nzjrs/overo-openembedded,yyli/overo-oe,John-NY/overo-oe,yyli/overo-oe,John-NY/overo-oe,nzjrs/overo-openembedded,John-NY/overo-oe,scottellis/overo-oe,John-NY/overo-oe,scottellis/overo-oe,yyli/overo-oe,nzjrs/overo-openembedded,scottellis/overo-oe,yyli/overo-oe,yyli/overo-oe,nzjrs/overo-openembedded