Added plugin loading functionality and basic plugin templates.
Added three simple plugins
Added the blocktype plugin.
simple.Blocks plugin now horrifically outputs in the scratchblock syntax.
Added a method to BlockTypes to distinguish between the two kinds of EventHatMorph.
Update project to be pep8 complient save for Charlotte's code.
Changed BlockTypes to handle nested blocks
In block_types: Fixed formatting and changed to handle stage scripts
Project cleanup
BlockTypes: changed html formatting and EventHatMorph block procedure
Correct end-of-day lint errors and give _nice_ names to EventHatMorph blocks.
Fix formatting issue in to_scratch_blocks.
Added "DeadCode" plugin to show dead code for each sprite
Added script_iter to allow iteration through dead or nondead scripts
Added a plugin to view backgrounds and costumes
Fixed Costumes and added Changes
Add style information for plugins and their descriptions.
Refactor save_png code and always save a thumbnail.
Show thumbmails in the listing.
Added "initialized" to the "changes" plugin to check if changed properties were initialized