removed GPL'ed binary

csrc/mysql/WHAT

@@ -1,4 +0,0 @@
-libmysql 6.1.0.0 from http://dev.mysql.com/downloads/connector/c/ (GPL License)
-
-libmysql wasn't build from source.
-no binary for linux is included.

mysql.exclude

@@ -16,11 +16,3 @@
 !/media/
 
 !/mysql*
-!/bin/mingw32/libmysql*
-!/bin/mingw64/libmysql*
-!/bin/linux32/libmysql*
-!/bin/linux64/libmysql*
-!/bin/osx32/libmysql*
-!/bin/osx64/libmysql*
-!/csrc/mysql/
-!/csrc/mysql/**

mysql.lua

@@ -1,8 +1,9 @@
---mysql ffi binding by Cosmin Apreutesei. supports mysql Connector/C 6.1. based on mySQL 5.7 manual.
+--mysql ffi binding (Cosmin Apreutesei, public domain). supports mysql Connector/C 6.1. based on mySQL 5.7 manual.
 local ffi = require'ffi'
 local bit = require'bit'
 require'mysql_h'
-local C = ffi.load(ffi.abi'win' and 'libmysql' or 'mysql')
+local ok, C = pcall(ffi.load, ffi.abi'win' and 'libmysql' or 'mysql')
+if not ok then C = ffi.load(ffi.abi'win' and 'libmariadb' or 'mariadb') end
 local M = {C = C}
 
 --we compare NULL pointers against NULL instead of nil for compatibility with luaffi.

mysql.md

@@ -7,6 +7,8 @@ tagline: mysql database client
 
 A complete, lightweight ffi binding of the mysql client library.
 
+> NOTE: binaries are in separate packages [libmysql] and [libmariadb].
+
 ## Summary
 
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