don't resize save buttons in the online save browser, fix selection bug in console
Velocity limit, to prevent NaNs
fix / change 2, 3, and 4 from http://tpt.io/.265916

mostly makes BRAY act more like PHOT in some cases
Fix python3 compatibility
fix bug where InstantOpen never got reset after opening saves in the save browser
Prevent red BRAY from affecting FILT colour via DTEC
Prevent clearrect wrapping round at the edge of the screen
Add in life values that use EXOT's grey coloring scheme, but don't copy things

At the request of Catelite :P
fix bug where you couldn't place stamps on top of special signs
fix crash when SOAP gets changed into another element, fixes #186
scons: allow copying of CCFLAGS (for C++ files) from the environment
Add --32bit flag for scons.

-m32 is no longer specified by default, fixes #214
Fix copying multiple CFLAGS/CCFLAGS from environment in Sconscript
fix SOAP changing the .tmp/.tmp2 of particles it thinks it's attached to
Auto-focus more textboxes
Merge branch 'develop' of git://github.com/simtr/The-Powder-Toy into develop