Merge branch 'release/1.0.4'

README

-Please, read file 'readme.md'

configure.ac

@@ -9,9 +9,9 @@ m4_define([full_package_name], [mysql_printf])
 dnl These three define the plug-in version number
 m4_define([major_version], [1])
 m4_define([minor_version], [0])
-m4_define([micro_version], [3])
+m4_define([micro_version], [4])
 # Comment build_version for stable release
-# m4_define([build_version], [dev])
+m4_define([build_version], [dev])
 
 m4_ifdef([build_version], [
 	  m4_define([version],