* optimizing setup.py develop command

* add libpaddle.so

* modify setup.py

* add python/paddle/distributed/fleet/.gitignore

* add libpaddle.so to .gitignore

* add *.so to python/paddle/libs/.gitignore

* add new gitignore

* use -rpath to fix libmklml_intel.so not found

* only remain $ORIGIN/../libs in rpath of core.so

* test

* test

* add rpath of libmkldnn.so.0

* check return value of os.system

* remove check return value of patchelf