* add add checker for seting parameter RUNTYPE to EXCLUSIVE or DIST. test=develop
* add checker for seting parameter RUNTYPE to EXCLUSIVE or DIST. test=develop
* add check for setting TIMEOUT properties, test=develop
* add check for setting TIMEOUT properties, or setting parameter RUN_TYPE to EXCLUSIVE or DIST,test=document_fix test=develop
* add check for setting TIMEOUT properties, or setting parameter RUN_TYPE to EXCLUSIVE or DIST,test=document_fix test=develop
* modify the github wiki link,test=document_fix test=develop
echo_line="You must have one QA (XieYunshen(Recommend) or chalsliu) approval for setting parameter RUN_TYPE to EXCLUSIVE or DIST, or setting TIMEOUT properties.\nThe corresponding lines are as follows:\n${RUNTYPE_ADD_LINES}\nFor more information, please refer to:https://github.com/PaddlePaddle/Paddle/wiki/PaddlePaddle-Unit-test-specification"