Create a post entity with image support

[lxsameer]

Create a Post model with support of image field.
In admin section user should can add an Image to his/her post.

[arastoo]

:D now project has this ability , in simple term user upload image to some site like imagebin and then add image into the his/her post

[arastoo]

task = False
while not task:
print("{}".format("give me task please :D "))

[lxsameer]

Please write comments in formal language

[lxsameer]

Please Add a link to the commit which fix any issue in the related issue