added access token connection
indent changes
Merge branch 'develop' of https://github.com/Modizy/Iceberg-API-PHP
edited to work with prestashop
merge massacre...
...
Merge branch 'develop' of https://github.com/Modizy/Iceberg-API-PHP into marin_dev
added getHeaders function
Merge branch 'develop' of https://github.com/Modizy/Iceberg-API-PHP into marin_dev
Added feed funcs
timeout set to 10, due to server lags from Iceberg
post modif
Mods on hooks
Merge branch 'develop' of https://github.com/Modizy/Iceberg-API-PHP into marin_dev

Conflicts:
	iceberg.php
Merging
Merge https://github.com/Modizy/Iceberg-API-PHP into marin_dev
iceberg.php
Added AmIconnectedFunctions
A few mods on hooks functions
Added order status change function