[FIX,API-#548] remove Ascii and rename tables

Conflicts:
	core/apps/snp_store/snp_store.cpp
[fix] remove typedef
[FIX-#548,API] remove Unicode type and usage
[FIX] include -lpthread for FreeBSD
Merge pull request #714 from h-2/fix/typeFoo

removing Unicode and Ascii typedefs