Write acceptance tests

[Chockeh]

Create acceptance tests for core and additional features:

Core features:

1. Browsing for available job postings
2. Adding and managing postings by the employer
3. Students applying to job postings and receive a notification when selected
4. Creating and managing student profiles

Additional features:

1. User ratings
2. Guide suggests edits to student profiles
3. Guide suggests job postings to a student
4. Guide link students to Udemy courses

[Sisahga]

Acceptance tests not complete.