Empty components

Add 'test_apidocumentation' module.

Add 'api_documentation' module'.

Add 'APIDocumentationView'.
'APIDocumentationView' tests

Begin.
'prepare_item' tests

Add tests for 'prepare_item' function.

Add 'requirements_dev.txt'. Contains dependencies for development.

Update 'iomanager' version to 0.3.2.
'prepare_item'

Implement 'prepare_item' function in 'api_documentation'.

Debug tests.
Merge branch 'dev/api-documentation' into develop
Prepare release 0.1.0a

Update version number.

Update CHANGES.txt.
Merge branch 'release-0.1.0a'