[FIX] fct_portal_voice_message: check if _set_voice metadata() exists

[IMP] fct_portal_voice_message: add VoiceRecorderPortal template

[IMP] fct_portal_voice_message: add voice_recorder_owl.js

[IMP] fct_portal_voice_message: add voice_recorder.js

[IMP] fct_portal_voice_message: add voice_player.scss

[ADD] fct_portal_voice_message module