Update pypi package versions (requirements.txt)

tildes/requirements.txt

@@ -7,14 +7,14 @@ astroid==2.0.4
 atomicwrites==1.2.1
 attrs==18.2.0
 backcall==0.1.0
-beautifulsoup4==4.6.3
+beautifulsoup4==4.7.0
 black==18.9b0
 bleach==3.0.2
 certifi==2018.11.29
 cffi==1.11.5
 chardet==3.0.4
 Click==7.0
-cornice==3.4.3
+cornice==3.4.4
 decorator==4.3.0
 dodgy==0.1.9
 freezegun==0.3.11
@@ -25,14 +25,14 @@ idna==2.8
 ipython==7.2.0
 ipython-genutils==0.2.0
 isort==4.3.4
-jedi==0.13.1
+jedi==0.13.2
 Jinja2==2.10
 lazy-object-proxy==1.3.1
 Mako==1.0.7
 MarkupSafe==1.1.0
-marshmallow==2.16.3
+marshmallow==2.17.0
 mccabe==0.6.1
-more-itertools==4.3.0
+more-itertools==5.0.0
 mypy==0.650
 mypy-extensions==0.4.1
 parso==0.3.1
@@ -40,7 +40,7 @@ PasteDeploy==2.0.1
 pep8-naming==0.4.1
 pexpect==4.6.0
 pickleshare==0.7.5
-Pillow==5.3.0
+Pillow==5.4.0
 plaster==1.0
 plaster-pastedeploy==0.6
 pluggy==0.8.0
@@ -55,7 +55,7 @@ pycodestyle==2.4.0
 pycparser==2.19
 pydocstyle==3.0.0
 pyflakes==1.6.0
-Pygments==2.3.0
+Pygments==2.3.1
 pylint==2.1.1
 pylint-celery==0.3
 pylint-django==2.0.2
@@ -70,7 +70,7 @@ pyramid-mako==1.0.2
 pyramid-session-redis==1.4.1
 pyramid-tm==2.2.1
 pyramid-webassets==0.10
-pytest==4.0.1
+pytest==4.0.2
 pytest-mock==1.10.0
 python-dateutil==2.7.5
 python-editor==1.0.3
@@ -84,9 +84,10 @@ setoptconf==0.2.0
 simplejson==3.16.0
 six==1.12.0
 snowballstemmer==1.2.1
-SQLAlchemy==1.2.14
-SQLAlchemy-Utils==0.33.9
-stripe==2.16.0
+soupsieve==1.6.1
+SQLAlchemy==1.2.15
+SQLAlchemy-Utils==0.33.10
+stripe==2.17.0
 testing.common.database==2.0.3
 testing.redis==1.1.1
 titlecase==0.12.0
@@ -94,12 +95,12 @@ toml==0.10.0
 traitlets==4.3.2
 transaction==2.4.0
 translationstring==1.3
-typed-ast==1.1.0
+typed-ast==1.1.1
 urllib3==1.24.1
 venusian==1.1.0
 waitress==1.1.0
 wcwidth==0.1.7
-webargs==4.1.3
+webargs==4.3.1
 webassets==0.12.1
 webencodings==0.5.1
 WebOb==1.8.4