1.4.18
move test files out of py lib proper * separate all tests from plugins * simplify implicit inclusion of plugins under test * have test_initpkg perform direct checks instead of yielding tests * fix example tests for 3k
refine py.process.cmdexec handling wrt unicode on all python versions
remove trailing whitespace everywhere
use taskkill cmdline for jython/win32 but skip test on jython because it does not return a subprocess PID