Merge pull request #60 from Michagogo/master

Fix linux dir name for Michagogo's 0.9.3 sigs
Andreas' signatures for 0.9.3.
cfields 0.9.3 sigs
Merge pull request #62 from theuni/cfields

cfields 0.9.3 sigs
Merge pull request #61 from schildbach/sigs-0.9.3

Andreas' signatures for 0.9.3.
Gavin sigs 0.9.3
Clarify link to release process

People should use the release process of the tag they are building, not
master's release process.
0.9.3 sigs for -osx, -win and linux, signed by code signing key, itself signed by my -otc key.
Merge pull request #63 from midnightmagic/v0.9.3-sig

0.9.3 sigs for -osx, -win and linux, signed by code signing key, itself ...