Update script to deal with branch protection

The version branches now have branch protection on Github, so cannot
be pushed to directly. This updates a script to create new branches
rather than attempting to push to the version branches directly.

update_submodules.sh

@@ -1,13 +1,18 @@
 # Script to update each of the 4 submodules in the IATI-SSOT repository
 # 
 
+timestamp=$(date +%s)
+
 for version in 1.04 1.05 2.01 2.02; do
 	# Checkout to the specified version for the SSOT directory
 	git checkout version-$version
 
 	# Pull the latest code from origin for this version (i.e. Git branch) of the SSOT directory
 	git pull origin version-$version
 
+	# Check out a new branch to get around branch protection
+	git checkout -b update-submodules-$timestamp-$version
+
 	# Loop over each subfolder, pull the latest version and add to staging
 	for folder in IATI-Codelists IATI-Extra-Documentation IATI-Schemas IATI-Rulesets; do
 		# Enter the specified folder (which contains the submodule)
@@ -27,8 +32,8 @@ for version in 1.04 1.05 2.01 2.02; do
 	done
 
 	# Commit updated submodules
-	git commit -m "Updated submodules (using script)"
+	git commit -m "Updated submodules (using script) "$version
 
 	# Push to the server
-	git push origin version-$version
+	git push origin update-submodules-$timestamp-$version
 done