MultiON task integration

[shivanshpatel35]

Motivation and Context

Adding MultiON task (NeurIPS 2020).

How Has This Been Tested

Tested locally

Types of changes

• New feature (non-breaking change which adds functionality)

Checklist

• [x] My code follows the code style of this project.
• [x] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [x] I have read the CONTRIBUTING document.
• [x] I have completed my CLA (see CONTRIBUTING)
• [x] I have added tests to cover my changes.
• [x] All new and existing tests passed.

Dataset download

Download and place dataset in data/datasets folder by running the following commands

cd data/datasets
wget -O multinav.zip "http://aspis.cmpt.sfu.ca/projects/multion/multinav.zip"
unzip multinav.zip && rm multinav.zip
cd ../
wget -O multiON_objects.zip "http://aspis.cmpt.sfu.ca/projects/multion/multiON_objects.zip"
unzip multiON_objects.zip && rm multiON_objects.zip