Setting widget expanded

[eriktks]

Issue

Continuing the work of Flavio Hafner on issue #14 in PR #33 in making a widget that determines the setting of a text

Description of changes to setting widget

• [X] added progress bar
• [X] code refactoring
• [X] replaced lemma output by event+location+date output
• [X] made possible inclusion of additional entities list
• [X] select most frequent of generated three entities
• [X] visualize text analysis
• [X] use additional data from WikiData

Includes

• [X] Code changes
• [ ] Tests
• [ ] Documentation