Initial commit for ca_ES 2.4.5
Missing locale/ca_ES files
Fixing Credit headers from es_ES to ca_ES
Fixed long menú items (Inici, Àrea personal)
Translation module: Added missing literals (602 words) and not matching params.
Manual review of every file (header comments, newlines and spellcheck)
Merge pull request #160 from marcbria/tra-ca_ES-245

Translation ca_ES for 245 (pkp-lib submodule)