Bump dependencies. Some parts needed to be deactivated for that. They need to be reimplemented.

- breadcrumbs (!flask-breadcrumbs)
- manual modal button
- api blueprint (!flask-marshmallow/!marshmallow-sqlalchemy)

app/auth/routes.py

@@ -1,5 +1,4 @@
 from flask import abort, flash, redirect, render_template, request, url_for
-from flask_breadcrumbs import register_breadcrumb
 from flask_login import current_user, login_user, login_required, logout_user
 from app import db
 from app.email import create_message, send
@@ -30,7 +29,6 @@ def before_request():
 
 
 @bp.route('/register', methods=['GET', 'POST'])
-@register_breadcrumb(bp, '.register', 'Register')
 def register():
     if current_user.is_authenticated:
         return redirect(url_for('main.dashboard'))
@@ -67,7 +65,6 @@ def register():
 
 
 @bp.route('/login', methods=['GET', 'POST'])
-@register_breadcrumb(bp, '.login', 'Login')
 def login():
     if current_user.is_authenticated:
         return redirect(url_for('main.dashboard'))
@@ -98,7 +95,6 @@ def logout():
 
 
 @bp.route('/unconfirmed')
-@register_breadcrumb(bp, '.unconfirmed', 'Unconfirmed')
 @login_required
 def unconfirmed():
     if current_user.confirmed:
@@ -141,7 +137,6 @@ def confirm(token):
 
 
 @bp.route('/reset-password-request', methods=['GET', 'POST'])
-@register_breadcrumb(bp, '.reset_password_request', 'Password Reset')
 def reset_password_request():
     if current_user.is_authenticated:
         return redirect(url_for('main.dashboard'))
@@ -171,7 +166,6 @@ def reset_password_request():
 
 
 @bp.route('/reset-password/<token>', methods=['GET', 'POST'])
-@register_breadcrumb(bp, '.reset_password', 'Password Reset')
 def reset_password(token):
     if current_user.is_authenticated:
         return redirect(url_for('main.dashboard'))