Piniaize the model store

closes #1149 (closed)

Axios upgrade to 1.4.0

requested review from @erouchet

assigned to @mlbonhomme

added 3 commits

• 04b40bc2 - 1 commit from branch master
• 3467e478 - Entypescripten the model API helpers
• 65fa5983 - Typescript the models store

Compare with previous version

mentioned in merge request !1530 (merged)

mentioned in merge request !1523 (merged)

added 3 commits

• 65fa5983...8e74b115 - 2 commits from branch master
• 73665c44 - Typescript the models store

Compare with previous version

merged