update README

├── config.py - Configurations

├── doc - Documentation

│   └── ...

├── examples - Example files

├── examples - Example files for tests and running application in development environment

│   ├── empty_example.txt

│   ├── example_fewer_5.txt

│   ├── first_10_characters_examples

│   ├── generator.py - Generators

│   ├── models.py - Database Models

│   ├── templates - Application Templates

│   │   ├── annotator - Tempaltes in Annotator Subsystem

│   │   ├── annotator - Templates in Annotator Subsystem

│   │   │   ├── batch.html

│   │   │   ├── index.html

│   │   │   └── project.html

#### § Short User Manual

* In order to upload a project, you need an account first. Then, follow the instructions on the website.

* For the project, upload only non-empty **_.txt_**-files. 

* For the project, upload only non-empty ``.txt``-files. 

* There are 2 options how the annotation works:

	* Option 1: Local annotator system - You should find the annotators yourself. 

	* Option 2: ***Mechanical Turk*** - The project will be created on Amazon 

    * Test validations in user registration

        * Username, email are never used before.

        * Username has no special character, meets the length requirement.

        * Email must have email format.

        * Email must have email format, meets the length requirement.

        * Password must meet the length requirement.

    * Test validations in user login

        * Not signed up username returns error.

    * There must exist at least one non-empty `txt`-file.

    * At least 5 uploaded items for the project.

    * Project description must be long enough (at least 20 characters long).

    * **Best** and **Worst** definition are not the same.

    * **Best** and **Worst** definitions are not the same.

* Test validation in annotator login

	* If keyword is already used, the pseudoname must correspond to given pseudoname before. (No 2 annotators have the same keyword)

	* If keyword is already used, the pseudoname must correspond to given pseudoname before. (2 annotators do not have the same keyword)

* Test validations in annotating a batch

	* Every field is required.

    * In a tuple, an item is not allowed to be chosen as both **Best** and **Worst**.