Update README w/ frontend info, clarify some parts

Also fixes a typo in `install-dev.sh`

tools/install-dev.sh

@@ -3,16 +3,16 @@
 set -e
 
 mkdir build
-cd build 
+cd build
 curl -LOs "https://github.com/EFForg/rayhunter/releases/latest/download/release.tar"
 curl -LOs "https://github.com/EFForg/rayhunter/releases/latest/download/release.tar.sha256"
-if ! sha256sum -c --quiet release.tar.sha256; then 
+if ! sha256sum -c --quiet release.tar.sha256; then
     echo "Download corrupted! (╯°□°)╯︵ ┻━┻"
     exit 1
 fi
 
 tar -xf release.tar
-./install-linux.sh
+./install.sh
 
 cd ..
-rm -rf build
+rm -rf build