Update README.md

Update README.md

Handle twitter's extended 280 character tweets

Fix typo in print statement - would error out because of missing variable

Warn about future API changes

Update readme to warn about peewee version with breaking changes

Fix peewee version < 3 because of breaking changes

Fix link to date and time video

Merge pull request #10 from Millesimus/patch-1

Polish up parsing of the language field

Adding language field commit via ajungherr

Update database.py

Filter generator doesn't have a length, damnit!

Fix order of processing URLs in the dedup step. Thanks to @ajungherr for the report.

Example for properly closing tweet files on user abort/program exit