add requirments.txt

requirments.txt

+alembic==1.0.10
+asn1crypto==0.24.0
+attrs==19.1.0
+Automat==0.7.0
+cffi==1.12.3
+constantly==15.1.0
+cryptography==2.7
+cssselect==1.0.3
+hyperlink==19.0.0
+idna==2.8
+incremental==17.5.0
+lxml==4.3.4
+Mako==1.0.12
+MarkupSafe==1.1.1
+parsel==1.5.1
+Pillow==6.0.0
+pyasn1==0.4.5
+pyasn1-modules==0.2.5
+pycparser==2.19
+PyDispatcher==2.0.5
+PyHamcrest==1.9.0
+PyMySQL==0.9.3
+pyOpenSSL==19.0.0
+pypiwin32==223
+python-dateutil==2.8.0
+python-dotenv==0.10.3
+python-editor==1.0.4
+pywin32==224
+queuelib==1.5.0
+Scrapy==1.6.0
+service-identity==18.1.0
+six==1.12.0
+SQLAlchemy==1.3.4
+Twisted==19.2.1
+w3lib==1.20.0
+zope.interface==4.6.0