initial check in

first version of sink
separated sql schema and example
updated read me
removes committed informant.db file
removes committed sump.sql file
adds informant.db and dump.db to ignore list
refactored database access
renamed example.sql
adds dump.sql to ignore list
adds Flask and its dependencies to requirements.txt
first implementation of list
adds source, more examples, cleanup in list
first working source, improved example
added Todo
adds markdown requirement
adds displaying of README.md to list
updated todos, config variables on top
improves list output, improves examples
improved output, updated todos
improved header coloring