a new update of requirements.txt to django 2.1

requirements.txt

@@ -1,14 +1,25 @@
-bleach==2.1.3
-cffi==1.11.5
-cmarkgfm==0.4.2
-django-rstblog==0.1
+alabaster==0.7.11
+Babel==2.6.0
+beautifulsoup4==4.6.0
+certifi==2018.4.16
+chardet==3.0.4
+colorama==0.3.9
+Django==2.1.2
+django-concurrency==1.4
+django-fullurl==0.5
 docutils==0.14
-future==0.16.0
-html5lib==1.0.1
-pycparser==2.18
+idna==2.7
+imagesize==1.0.0
+Jinja2==2.10
+Markdown==2.6.11
+MarkupSafe==1.0
+packaging==17.1
 Pygments==2.2.0
-readme-renderer==20.0
-restview==2.9.0
+pyparsing==2.2.0
+pytz==2018.5
+requests==2.19.1
 six==1.11.0
-virtualenv==15.1.0
-webencodings==0.5.1
+snowballstemmer==1.2.1
+Sphinx==1.7.5
+sphinxcontrib-websupport==1.1.0
+urllib3==1.23