Move SQL files into their own directory.

diff --git a/ccbs.sql b/sql/ccbs.sql
similarity index 100%
rename from ccbs.sql
rename to sql/ccbs.sql

diff --git a/em2-songlist.sql b/sql/em2-songlist.sql
similarity index 100%
rename from em2-songlist.sql
rename to sql/em2-songlist.sql