Continuing work on the API.

The id_counter module now includes the record directly in the source.
Fixed many typos and small syntax errors.
Added ts_api:dispatch_user/2 to handle different HTTP methods.
Added method placeholder stubs to ts_api.
Implemented ts_api:list_entries/3.
Added ts_user record and ts_user module.
Implemented ts_entry:list/4, the more generic guts of the other list functions.
Created ts_entry:list_asc/3 and ts_entry:list_desc/3.
Fixed ts_json:encode_datetime/1.

This commit is contained in: