Merge pull request #20 from schildbach/master

Andreas' signatures for 0.9.0rc3.
Bitcoin 0.9.0rc3 - sigs (int03h)
	new file:   0.9.0rc3-win/int03h/bitcoin-build.assert
	new file:   0.9.0rc3-win/int03h/bitcoin-build.assert.sig
	new file:   0.9.0rc3/int03h/bitcoin-build.assert
	new file:   0.9.0rc3/int03h/bitcoin-build.assert.sig
Merge pull request #21 from int03h/master

Bitcoin 0.9.0rc3 - sigs (int03h)
Gavin 0.9.0 sigs
Michagogo's gitian sigs for 0.9.0 final
Merge pull request #22 from Michagogo/master

Michagogo's gitian sigs for 0.9.0 final
Andreas' signatures for 0.9.0.