add per cpu times/percent tests
add per cpu times/percent tests

chjwang/psutil,creativewild/psutil,chjwang/psutil,djhaskin987/psutil,end18/psutil,vmolsa/psutil,google-code-export/psutil,stupidcache/psutil,jucapj/psutil,huson2012/psutil,kiranvizru/psutil,skyshe/psutil,skyshe/psutil,tigerneil/psutil,creativewild/psutil,end18/psutil,peter-hst/psutil,skyshe/psutil,skyshe/psutil,djhaskin987/psutil,vmolsa/psutil,tigerneil/psutil,tigerneil/psutil,jucapj/psutil,stupidcache/psutil,google-code-export/psutil,google-code-export/psutil,AlanZatarain/psutil,AlanZatarain/psutil,stupidcache/psutil,zhengzheng/psutil,tigerneil/psutil,anfedorov/psutil,shiva21/psutil,marmolu/psutil,vmolsa/psutil,end18/psutil,end18/psutil,huson2012/psutil,shiva21/psutil,zhengzheng/psutil,google-code-export/psutil,huson2012/psutil,djhaskin987/psutil,nmani1905/psutil,Alwnikrotikz/psutil,kiranvizru/psutil,Alwnikrotikz/psutil,marmolu/psutil,kiranvizru/psutil,PFZheng/psutil,djhaskin987/psutil,PFZheng/psutil,nmani1905/psutil,kiranvizru/psutil,peter-hst/psutil,creativewild/psutil,anfedorov/psutil,vmolsa/psutil