set parallel make
compile at mask 4 parallel jobs, for travis?
Merge pull request #18 from k-okada/make_parallel

set parallel make
Merge pull request #19 from k-okada/master

use findComps that introduced in https://code.google.com/p/hrpsys-base/s...
Merge pull request #20 from k-okada/master

add test-pkgconfig to check hrpsys-base.pc
add depends to python-tk which hrpsys/python/waitInput.pk depends on (https://code.google.com/p/hrpsys-base/source/browse/trunk/python/waitInput.py#1)