Stop using persistent connections when we don't need them. Force shutdown of Thumbnailbroker before http lib close, fixes #84
Right clicking on reload button will show save preview.
Update version number (build 250)
Fix infinite pressure glitch with CLST
Fix slight particle order issue with SWCH
give TRON the ability to go through activated SWCH
Merge remote-tracking branch 'origin/master'
fix compiling warnings / error
allow TRON to plan ahead which particles will disappear by the time it gets there, and go on INVS too
TRON_NORANDOM flag
add back element descriptions in some cpp files, fix minor TRON search problem. Also,

TPT-jacksonmj: Also fix bugs with energy particles that pass directly from PIPE to portal
C++erific text cleaner function, also, it's a good idea to actually clean text coming from signs...
Use NotifyAuthUserChanged for GameController login, this will help users become aware when their sessions expire.
New Conversation notifications
fix walls loading incorrectly in extremely old saves. Fix some invalid save formats being loadable (it was onlychecking the 'O' in OPS)
make it easier to create new energy particles (like for mods), they would just disappear when hitting anything before
a working scrollbar in the save preview. Also, fix the bug where you couldn't go back up a page when there weren't enough comments to fill a page
Update WIRE name and description, fixes #101
update gravity wall zones whether or not newtonian gravity is on. Fixes #92
Merge remote-tracking branch 'origin/master'