L-systems treegen code tweaks.
Improved faces shading with and without shaders.
Fix issue #1275 - wielded index greater than inv size.
Remove not really used guiTextInputMenu
Fix issue #1275 - one more missing check.
Update buildbot scripts and add 64-bit buildbot
Make dropdown formspec elements send their value same style as buttons on change
Fix bounding rect for formspec elements label vertlabel and checkboxes
Add tooltips for button, imagebutton and checkbox.
Add support for directly starting a world by name from command line
Remove a lot of superfluous ifndef USE_CURL checks
Remove ugly curl struct pointer from jsonFetchValue signature
Fix broken serverdescription in multiplayer tab
Fix newline not handled to to interpreting it as invisible char
Fix chat overlaying full screen, now it's gonna overlay only up to length of longest line
Fix build on big endian architectures.
Fix small memory leaks on shutdown
Fix labels and vertlabels on some systems.
Don't handle lack of IPv6 as fatal in unit tests
Fix server assert in case of invalid message from client, just kick that client.