Add requirements.txt

requirements.txt

+alabaster==0.7.10
+Babel==2.6.0
+backports.functools-lru-cache==1.5
+certifi==2018.4.16
+chardet==3.0.4
+CommonMark==0.5.4
+cycler==0.10.0
+docutils==0.14
+graphviz==0.8.3
+idna==2.6
+imagesize==1.0.0
+Jinja2==2.10
+kiwisolver==1.0.1
+LinkChecker==9.3
+Markdown==2.6.11
+MarkupSafe==1.0
+matplotlib==2.2.2
+nltk==3.3
+numpy==1.14.4
+opencv-python==3.4.1.15
+packaging==17.1
+paddlepaddle-gpu==0.11.1a2
+Pillow==5.1.0
+protobuf==3.1.0
+Pygments==2.2.0
+pyparsing==2.2.0
+python-dateutil==2.7.3
+pytz==2018.4
+rarfile==3.0
+recommonmark==0.4.0
+recordio==0.1.5
+requests==2.9.2
+scipy==1.1.0
+six==1.11.0
+snowballstemmer==1.2.1
+Sphinx==1.7.5
+sphinx-markdown-tables==0.0.3
+sphinx-rtd-theme==0.4.0
+sphinxcontrib-websupport==1.1.0
+subprocess32==3.5.1
+typing==3.6.4
+urllib3==1.22