1.3.9

Digicom v1.3.9 released

New

1. product image in details page show/hide option
2. expire license event from cron job : `onDigicomOnCronLicenseExpire` `onDigicomOnCronJobOperation`
3. new promo event onDigicomPrepareDiscountValue
4. new Paypal plugin standard
5. store log setting for paypal plugin

Fixed

1. image json decode fix
2. digicom router getitem fix
3. email sent to admin error fix for reciepents
4. cart warning of non numaric value fixed
5. email params warning fix
6. session helper update userid not email fix for re-register user

Improved

1. less added to compile less
2. Joomla 3.7 style adjustment 
3. default wrapper with id added
4. set log check event
5. update log only with log id
6. discount page form params and view organized
7. cart update sql standard
8. dashboard has no pagination, so set to 200. need improvement
9. joomla session insert modified to standard format
10. digicom product module name fix