openvsitch: set CONFIGUREOPT_DEPTRACK to empty
openvsitch: set CONFIGUREOPT_DEPTRACK to empty

compilation failed since the needed dirs maybe not created when make
".in" target, fix it by creating the needed dirs before, but mainstream
thinks the needed dirs should be created when do configuration.
at last, find CONFIGUREOPT_DEPTRACK disable the creation, so empty
it
http://openvswitch.org/pipermail/dev/2015-August/059189.html

set CONFIGUREOPT_DEPTRACK to empty, is lower effective, but harmless,
and can fix the parallel building issue;
see oe-core 970e0ae6108[autotools: Disable dependency tracking

Signed-off-by: Roy Li <a4059d05326ba905aeb95e84c67e39dbdf6837e9@windriver.com>
Signed-off-by: Bruce Ashfield <284cc737d174a260eec2a2a6324a304f84b1ae0f@windriver.com>

fbertux/meta-virtualization,cardoe/meta-virtualization,cjp256/meta-virtualization,lgirdk/meta-virtualization,fbertux/meta-virtualization,fbertux/meta-virtualization,cjp256/meta-virtualization,lgirdk/meta-virtualization,lgirdk/meta-virtualization,cardoe/meta-virtualization,lgirdk/meta-virtualization,cjp256/meta-virtualization,lgirdk/meta-virtualization,cardoe/meta-virtualization