Stop removing READMEs when building

IIRC, this has been unnecessary since the project switched over to using the build directory

Also got rid of the useless README in /build so it doesn’t appear in the built page

.gitignore

@@ -1,4 +1,4 @@
 *.swp
 
 /build/*
-!/build/README.md
+!/build/.placeholder

build/README.md

@@ -1,6 +0,0 @@
-# Placeholder
-This directory is here as a placeholder for the build process.
-
-# Files
-### [README.md](./README.md)
-this file

deployment-script.sh

@@ -5,8 +5,6 @@ echo "Deployment script for repository \"web-deployment\"
 
 # activate ** globs
 if [ -n "`shopt globstar | grep off`" ]; then shopt -s globstar; fi
-# remove READMEs
-rm ./src/**/README.md
 # prepare build directory tree and static files
 rm -r ./build
 cp -r ./src ./build