Upstream don't ship single tar package anymore, for 0.1.22+20170109 package in 
Debian, lm_sc.3gm.arpa is downloaded from:
	https://sourceforge.net/projects/open-gram/files/lm_sc.3gm.arpa-20140820.tar.bz2/download
dict.utf8 is downloaded from:
	https://sourceforge.net/projects/open-gram/files/dict.utf8-20131214.tar.bz2/download
