event/observers has severe bug

[koenigseggposche]

Describe the bug
all Class derived from Model are sharing the same observers !!!
causing event will fire multi times on all observers which listen to this event type

To Reproduce

from masoniteorm import Model

class A(Model):
    pass

class B(Model):
    pass

class AObserver:
    def booting(self, obj):
        print('Booting A %s' % obj)

class BObserver:
    def booting(self, obj):
        print('Booting B %s' % obj)

A.observe(AObserver())
B.observe(BObserver())

a = A()
# Booting A <__main__.A object at 0x000001AEBFC47220>
# Booting B <__main__.A object at 0x000001AEBFC47220>

print(id(A.__observers__) == id(B.__observers__))
# True

print(A.__observers__)
# [<__main__.AObserver object at 0x000001AEBFC65730>, <__main__.BObserver object at 0x000001AEBFC47910>]

Expected behavior
A() cause AObserver and BObserver both fired
and A.observers === B.observers is bugly TRUE

Desktop (please complete the following information):

• OS: All platforms
• Version: All

What database are you using?

• Type: All
• Version All
• Masonite ORM latest(1.0)

[Marlysson]

@koenigseggposche Try define __observers__ = [] in your Model class level to solve this bug by right now while we solve without this changing.