Fix bugs when removing Twitter. Further refactors.
Migrated test to PG. They all fail, lol.
PG doesnt like INSERT INTO.
Merge branch 'master' into pg_migration

Conflicts:
	db/author.go
	db/author_test.go
	db/db.go
Merge branch 'master' into pg_migration
Fix all the shits!  Migration completed, SQLite3 is no more.

panic() is your friend when debugging.  Always keep that in mind.
print when you encounter errors, then identify where all the errors
come from, and put panic() in there to find who cause them.  Then fix
those bastards.
Merge pull request #4 from aybabtme/pg_migration

Complete the migration from SQLite3 to Postgres 9.2.2