FreeSWITCH: Fix dependency issue with LZMA and sync to FS latest git HEAD

	1. Added CONFIG_FS_WITH_LZMA var to pass --enable-lzma or
		--disable-lzma switch to configure for libs/tiff package.
		The switch is determined by the selection of liblzma
		package.
	2. Synch to FS git HEAD 4eee5aee8c94910f65f47ade4e873aa62e7117eb.
	3. Patches refreshed.

Signed-off-by: Mazilo <openwrt.mazilo@recursor.net>
FreeSWITCH: Fix issue with Big Endian compilation and sync to FS latest
	git HEAD.

1. The issue was reported by Berni through trac ticket #13728
	(https://dev.openwrt.org/ticket/13728).
2. Updated to FS git HEAD 3ec15cce68852fd4dba7336dd7a7a505d143a111

Signed-off-by: Mazilo <openwrt.mazilo@recursor.net>
FreeSWITCH: Fix recursive dependency issue caused by +FS_WITH_LZMA:liblzma and sync to FS latest git HEAD

1. Removed +FS_WITH_LZMA:liblzma from call to BuildPlugin spandsp
	package that causes a recursive dependency issue.
2. Synched to FS git HEAD 3bd139514993ffa9a4723df4136afa089f57b292.

Signed-off-by: Mazilo <openwrt.mazilo@recursor.net>
kamailio3: update to version 3.3.5

Signed-off-by: Jiri Slachta <slachta@cesnet.cz>
kamailio3: simplify build procedure and enhance build variables

Signed-off-by: Jiri Slachta <slachta@cesnet.cz>
kamailio4: enhance build procedure, fix prefix for install-cfg

Signed-off-by: Jiri Slachta <slachta@cesnet.cz>