A few corrections for ca_ES 2.3.6
Corrections for OpenAccess translation in ca_ES 2.3.6
Adding major changes for es_ES 2.3.6 from testing group 01.
Finished beta release for ca_ES 2.3.6

Adding final corrections for ca_ES 2.3.6 after running "complete" translation in OJS.
Main corrections for es_ES 2.3.6 made by group 02
Main changes for es_ES OJS 2.3.6 reported by group 04
Finished Beta release for Catalan (ca_ES) and Spanish (es_ES).
Testing over OJS 2.3.6 and starting point for 2.4.2