Fixed the way to attach files to mail into lib/mail.php
Fixed the way to attach files to mail into lib/mail.php

rubensfernando/datawrapper,elaOnMars/datawrapper,devinit/datawrapper,kendrick-k/datawrapper,grepman/datawrapper,qqming113/datawrapper,kendrick-k/datawrapper,motherjones/datawrapper,grepman/datawrapper,elaOnMars/datawrapper,robmcloughlin/Insights,kendrick-k/datawrapper,rubensfernando/datawrapper,datafunk/datawrapper,motherjones/datawrapper,qqming113/datawrapper,motherjones/datawrapper,grepman/datawrapper,washingtonpost/datawrapper,elaOnMars/datawrapper,motherjones/datawrapper,ThuyNTran/datawrapper,shelsonjava/datawrapper,grepman/datawrapper,devinit/datawrapper,rubensfernando/datawrapper,kendrick-k/datawrapper,washingtonpost/datawrapper,robmcloughlin/Insights,plusgut/datawrapper,elaOnMars/datawrapper,robmcloughlin/Insights,devinit/datawrapper,ThuyNTran/datawrapper,shelsonjava/datawrapper,rubensfernando/datawrapper,washingtonpost/datawrapper,datafunk/datawrapper,elaOnMars/datawrapper,plusgut/datawrapper,datafunk/datawrapper,qqming113/datawrapper,plusgut/datawrapper,qqming113/datawrapper,ThuyNTran/datawrapper,ThuyNTran/datawrapper,grepman/datawrapper,grepman/datawrapper,washingtonpost/datawrapper,devinit/datawrapper,washingtonpost/datawrapper,datafunk/datawrapper,devinit/datawrapper,kendrick-k/datawrapper,rubensfernando/datawrapper,robmcloughlin/Insights,ThuyNTran/datawrapper,qqming113/datawrapper,qqming113/datawrapper,datafunk/datawrapper,ThuyNTran/datawrapper,motherjones/datawrapper,shelsonjava/datawrapper,shelsonjava/datawrapper,plusgut/datawrapper,elaOnMars/datawrapper,devinit/datawrapper,shelsonjava/datawrapper,datafunk/datawrapper,motherjones/datawrapper,kendrick-k/datawrapper,washingtonpost/datawrapper,shelsonjava/datawrapper,robmcloughlin/Insights