Merge pull request #712 in FS/freeswitch from ~PIOTRGREGOR/freeswitch:bugfix/FS-8810-avmd-cosinus-table-creation-fails to master

* commit '1c39305f':
  FS-8810 fix crash on FS startup

Merge pull request #180 in FS/freeswitch from ~CXREG/freeswitch-memcache-file:file_interface_for_mod_memcache to master

* commit 'a2cecbcc':
  FS-7286 add file_interface support to mod_memcache

* commit '73684796':
  FS-8936 - Added swig typemap for "const char **" for fix invocation problems, reswig

FS-8933 #resolve Basic FreeSWITCH from source installer that works on Raspbian and Debian. Also installs VertoCommunicator and LetsEncrypt SSL Certs. LetsEncrypt requires the machine to have a public IP and DNS for the FDQN functioning properly in public DNS

Merge pull request #745 in FS/freeswitch from ~MICHAELGG/freeswitch:fs-8932-mod_managed_embedded_loading to master

* commit 'c96d0098':
  FS-8932 - Add in process loading via LoadEmbeddedPlugins

FS-8933 WIP initial commit of bash/dialog based installer for debian and raspbian \ debian support working, raspbian needs some work

This allows you to play files directly from memcached.
Currently only 8000hz 16 bit raw audio is supported.

Usage: playback(memcache://key)

The float-int-float fast arc cosine
mapping is now properly constructed (reused).

Merge pull request #713 in FS/freeswitch from ~PIOTRGREGOR/freeswitch:bugfix/FS-8854-initialize-circular-buffer to master

* commit '3af3e54a':
  FS-8854 initialize circular buffer

Merge pull request #711 in FS/freeswitch from ~PIOTRGREGOR/freeswitch:bugfix/FS-8852-avmd-change-stop-condition-in-loop to master

* commit '1e8d3151':
  FS-8852 change stop condition in for loop

FS-8898 log setVariable at debug, so you can tell what variables are being set with ease from scripts

Merge pull request #733 in FS/freeswitch from ~TCSEKE/freeswitch:bugfix/FS-8866-mod_erlang_event-memleak to master

* commit '0914a501':
  Fix memory leaks

Merge pull request #737 in FS/freeswitch from ~CARLOSP/freeswitch:bugfix/FS-8910-sdes-not-properly-negotiated-when to master

* commit '8fa947aa':
  FS-8910: Properly negotiate SDES when receiving SDP with a=crypto:0