mingw-w64 runtime update to git SHA [404d457]
binutils-git: Remove fromm toolchain group to not conflict with binutils.
firebird-git: Apply patches on top of original sources.
postgresql: Update to 9.4.0
sip: Update to 4.16.5
pyqt5: Update to 5.4.0
libgusb: fix download
Merge pull request #406 from nacho/wip/libgusbfix

libgusb: fix download
ldns: Relocate path for anchor trust file. Fix 32-bit examples build.  Use anchor trust file from dnssec-anchors package.
swig: Rebuild.
libgusb: Fix building.
httplib2: Fix creating path for system ca-bundle.crt
setuptools: Update to 9.1