Update dependencies to latest version

requirements.txt

@@ -1,9 +1,10 @@
-alembic==0.8.4
-Babel==2.2.0
-blinker==1.3
+alembic==0.8.6
+Babel==2.3.4
+blinker==1.4
+click==6.6
 cov-core==1.15.0
-coverage==4.0.3
-Flask==0.10.1
+coverage==4.1
+Flask==0.11.1
 flask-allows==0.1.0
 Flask-BabelPlus==1.0.1
 Flask-Cache==0.13.1
@@ -11,7 +12,7 @@ Flask-DebugToolbar==0.10.0
 Flask-Limiter==0.9.3
 Flask-Login==0.3.2
 Flask-Mail==0.9.1
-Flask-Migrate==1.7.0
+Flask-Migrate==1.8.0
 Flask-Plugins==1.6.1
 Flask-Redis==0.1.0
 Flask-Script==2.0.5
@@ -21,21 +22,21 @@ Flask-WTF==0.12
 itsdangerous==0.24
 Jinja2==2.8
 limits==1.1.1
-Mako==1.0.3
+Mako==1.0.4
 MarkupSafe==0.23
-mistune==0.7.1
-Pygments==2.1
+mistune==0.7.2
+Pygments==2.1.3
 python-editor==1.0
-pytz==2015.7
+pytz==2016.4
 redis==2.10.5
-requests==2.9.1
-simplejson==3.8.1
+requests==2.10.0
+simplejson==3.8.2
 six==1.10.0
 speaklater==1.3
-SQLAlchemy==1.0.11
-SQLAlchemy-Utils==0.31.6
+SQLAlchemy==1.0.13
+SQLAlchemy-Utils==0.32.7
 Unidecode==0.4.19
-Werkzeug==0.11.3
-Whoosh==2.7.0
+Werkzeug==0.11.10
+Whoosh==2.7.4
 WTForms==2.1
 https://github.com/jshipley/Flask-WhooshAlchemy/archive/master.zip#egg=Flask-Whooshalchemy