(COMPOSER) Added widget to manage images
Info: https://github.com/CostaRico/yii2-images
(COMPOSER) composer.lock wasn't updated
(MIGRATION) Table for images
yii2images general setup
Changed the folder for uploads and added it to ignore
[5] Set up yii2images in the model
[5] Added field to select the image to upload
Removed decimals from the cost field
[5] Added methods to upload and bind image
[5] Form improvements and added fields to manage upload
[5] Showing the simulator's image instead of placeholders
(COMPOSER) Removed unused money widget
Merge branch 'dev' into #5-image_widget