Update webtest to 2.0.26

Update flask-sqlalchemy to 2.2

Update webtest to 2.0.25

Update flake8 to 3.3.0

Update flask-debugtoolbar to 0.10.1

Update flake8-quotes to 0.9.0

Update jinja2 to 2.9.5

Update flake8-docstrings to 1.0.3

Update flask-migrate to 2.0.3

Update pytest to 3.0.6

Update sqlalchemy to 1.1.5

update CSRFProtect in extensions

FlaskWTFDeprecationWarning: "flask_wtf.CsrfProtect" has been renamed to "CSRFProtect" and will be removed in 1.0.

Update flask-wtf to 0.14.2

Update jinja2 to 2.9.4

Refs Issue #119 replace session with current_user, remove unnecessary href

Update jinja2 to 2.9.3

Update flask-wtf to 0.14

Update jinja2 to 2.9.2

Update werkzeug to 0.11.15