Removes duplicate task 

- (also in legistar_events.rake)
Removes trailing whitespace in lib/tasks/
Fixes legistar_matters:drop 

- Now deletes Matters, as it says it does
improves readability through the use of newlines
removes some old commented code
adjusts indentation
Adds task to remove all EventItems
adds master legistar update task
Changes naming of Matter variables

- to match ruby naming conventions rather than to the Legistar API results
- should make future coding simpler / cleaner / shorter
Improves models
Changes migration for improved event_item model

- might break things.
cityname should eventually be configurable

- this is just pulling it out to flag it
- BUT also note that this changes case in URL
rolling migrations together

- in another commit we’ll update …create_events.rb with correct datetime field
deletes redundant tasks

- these are similar to getdistricts.rake
adds sanity validation in model

- event items should always have an associated event
improves cross city generalization

- COSA was City of San Antonio, but this code should work anywhere
adds attachments model + rake task
remove unused code
rails-ify names
eventually we’ll want city name to be configurable