[#63] Added video descriptions for Materi Models

See merge request !49

Profile: Rating for Contributor (Rating Count/Average)

Closes #73

See merge request !57

[#35] Material: Delete Material (Soft Delete/Recycle Bin)

Closes #35

See merge request !56

[#92] Tech Stack: Docker (Image for Testing)

Closes #92

See merge request !53

This reverts commit 39a9a0e3.

[#87] Material Statistic: Comment Count (User View)

Closes #87

See merge request !55

[#20] Fix: set same profile URL to be accessed by both admins and contributors

Closes #20

See merge request !54

[#39]Material: Like/Favorite (User View)

See merge request !45

[#66] Change Password

See merge request !47

Refactor Views to Service Layer

Closes #80

See merge request !29

[#114] Bugfix: comment can be deleted by non-admin

Closes #114

See merge request !32

[#41] Material: Random Material List

See merge request !52

Fixed conflicting migrations

See merge request !51

[#62] Material: Add Release Year Field on Material Upload

See merge request !46

[#32] Material: Like/Dislike on a Comment

See merge request !50

[#8] Material: Like/Favorite (User View)

See merge request !48

[#108] User Interface: Navbar

Closes #108

See merge request !31

[#50] Fix codesmell from Share Materi via Google Drive

See merge request !44

[#118] Google recaptcha

Closes #118

See merge request !41

[#98] Material: Disable Comment for Unauthenticated

Closes #98

See merge request !36