Added finished fields for plantings
Added scopes for finished and current plantings
Added finished fields to planting form and display
Added a button on the planting details page to mark as finished
Updated garden page with "finished" plantings

Also added a similar "mark as inactive" button for the garden itself
and rearranged some things on the page.
Automatically set plantings to finished when a garden is marked inactive
Add finished planting data (and buttons) to plantings index
Add finished planting data (and buttons) to plantings index

I also removed description from the table as it was getting way too full
Improving test coverage for gardens
Remove puts used for debugging
added placeholder text per 78178814
added test for adding placeholder text
added contributor info
Merge pull request #408 from catfriend/dev

Added placeholder text for crop auto suggest
accept a default value in options hash of autosuggest helper
write regression test for creating plantings, harvests and seeds form crop page
Merge pull request #409 from tygriffin/prefill-crop-bug

Prefill crop bug
Added test to make sure the wrong plantings aren't finished
Merge branch 'finished' of github.com:Skud/growstuff into Skud-finished

Conflicts:
	spec/features/plantings/planting_a_crop_spec.rb
Merge branch 'Skud-finished' into dev