Fixed bug #1196:  Product barcode search does not expect 13th digit on EAN13 type
Some code written by "hipnosapo" forum user in http://www.dolibarr.es/index.php/foro/7-bugs-versiones-estables/3891-ean13-buscador-codigo-barras-13-digitos#3891
Little refactor in product/liste.php
Fix: Missing special code
Merge pull request #1350 from marcosgdf/bug-1196

Fixed bug #1196: Product barcode search does not expect 13th digit on EAN13 type
Corrected Copyright info for PR #1350
Added to the COPYRIGHT file too
Fix: Missing ref field into export.
Merge pull request #1352 from marcosgdf/bug-1196

Corrected Copyright info for PR #1350
Fix: Opening agenda for a specific day
Fix: No picto of thirdparty of contact if link is broken
Merge branch '3.4' of https://github.com/Dolibarr/dolibarr.git into 3.4
Fix [ bug #1202 ] Wrong amount in deposit % invoice from proposal
Merge pull request #1355 from FHenry/3.4

Fix [ bug #1202 ] Wrong amount in deposit % invoice from proposal
Fix: Bad picto
Merge branch '3.4' of git@github.com:Dolibarr/dolibarr.git into 3.4
Fix: Can import contacts not linked to any thirdparties.
More test to avoid errors when env is not complete.
Merge remote-tracking branch 'origin/3.3' into 3.4
Fix: avoid to include not desired directory
Fix: Removed analytics tags
Merge remote-tracking branch 'origin/3.3' into 3.4