Basic usage of blend_mode

Areas - fire and party alarms look better
Druggy 420 blazeit screen looks better
The whiteness of a flash looks nicer. Mob code makes me hesitant to really change this.
The nearsighted/welding mask dither looks better

If you want screenshots just ask.
Merge pull request #1729 from MrPerson/zone_of_the_blenders

Basic usage of blend_mode
Merge branch 'master' of https://github.com/tgstation/-tg-station
Merge branch 'master' of https://github.com/tgstation/-tg-station
Hydroponics Plant Size Scaling!

Plants now get resized, based on their potency!
(Except for logs and sunflowers because they're snowflakes)

screenshot:
http://puu.sh/5iJws.png
Changes roundstart AI law behavior.
Changes Corporate to Kaze's popular Corporate2.
Included silicon_laws.txt
Add's IntigAsimov lawset as 'Asimov++'
Merge pull request #1 from RobRichards1997/19/12/2013-AI-Law-Does-Not-Compute

Add's IntigAsimov lawset as 'Asimov++'
Major changes & copypasta removal in AI module code.
This won't affect gameplay.
(Untested & map won't compile, I want to have the map in a seperate commit)
Updated the default map for AI board changes.
Changes Antimov over to the new AI law system and changes it's path on the map. Various fixes to the new system.
Finalized AI module refactoring. Everything works now.
Seedy dealings in Seedy places, Adds the Poker_table (Sprites by Nienhaus)
Craft Poker tables with wooden tables and Astroturf(grass)
Cleaning up of AI law datums, adds Custom AI board to the map.
Honk RD design datums use string paths~
Fixes Kaze's Suggestion
Standardises the fuck out of Table attackby's (NO COPYPASTA ANYMORE YAY)
Adds a new proc which does the above.
Implements Gia's Superior Idea.
fixes some directions on Nienhaus's sprites