CI: Get some codesigning and sparkle stuff in place

CI/install-dependencies-osx.sh

@@ -6,6 +6,8 @@ git fetch --tags
 # Leave obs-studio folder
 cd ../
 
+# Install Packages app so we can build a package later
+# http://s.sudre.free.fr/Software/Packages/about.html
 curl -L -O https://s3-us-west-2.amazonaws.com/obs-nightly/Packages.pkg -f --retry 5 -C -
 sudo installer -pkg ./Packages.pkg -target /
 
@@ -14,12 +16,19 @@ brew update
 #Base OBS Deps
 brew install qt5
 
+# Fetch and untar prebuilt OBS deps that are compatible with older versions of OSX
 curl -L -O https://s3-us-west-2.amazonaws.com/obs-nightly/osx-deps.tar.gz -f --retry 5 -C -
 tar -xf ./osx-deps.tar.gz -C /tmp
 
+# Fetch vlc codebase
 curl -L -o vlc-master.zip https://github.com/videolan/vlc/archive/master.zip -f --retry 5 -C -
 unzip -q ./vlc-master.zip
 
+# Get sparkle
+curl -L -o ./sparkle.tar.bz2 https://github.com/sparkle-project/Sparkle/releases/download/1.16.0/Sparkle-1.16.0.tar.bz2
+mkdir ./sparkle
+tar -xf ./sparkle.tar.bz2 -C ./sparkle
+
 # CEF Stuff
 curl -kLO http://opensource.spotify.com/cefbuilds/cef_binary_3.2883.1540.gedbfb20_macosx64.tar.bz2 -f --retry 5 -C -
 tar -xf ./cef_binary_3.2883.1540.gedbfb20_macosx64.tar.bz2