Asterisk devbox does not compile UniMRCP apps

[bklang]

[Feb 14 14:31:17] WARNING[1521][C-00000002]: res_agi.c:2776 handle_exec: Could not find application (SynthAndRecog)

[bklang]

Logs from a second run of vagrant provision: https://gist.github.com/bklang/e61fd29e2dc42a5d6bd3