use patched LDLP-preserving pyinstaller, fixes #1416
use patched LDLP-preserving pyinstaller, fixes #1416

see https://github.com/pyinstaller/pyinstaller/pull/2148

also: use waf --no-lsb (the bootloader does not build without it on our wheezy32 vagrant VM)

edgimar/borg,raxenak/borg,RonnyPfannschmidt/borg,raxenak/borg,RonnyPfannschmidt/borg,RonnyPfannschmidt/borg,raxenak/borg,edgimar/borg,edgewood/borg,edgimar/borg,edgewood/borg,raxenak/borg,edgewood/borg,RonnyPfannschmidt/borg,edgewood/borg,edgimar/borg,RonnyPfannschmidt/borg