Ports: Improve consistency and quality of ports

- Replaced /Root with
- Improved documentation.
- Removed a few typos.
- Replaced  with
- Added brackets in some cases.

Most of the changes were reviewed and applied manually.

Ports/chester/package.sh

@@ -4,7 +4,7 @@ useconfigure=true
 version=git
 depends="SDL2"
 workdir=chester-public
-configopts="-DCMAKE_TOOLCHAIN_FILE=$SERENITY_SOURCE_DIR/Toolchain/CMake/CMakeToolchain.txt"
+configopts="-DCMAKE_TOOLCHAIN_FILE=${SERENITY_SOURCE_DIR}/Toolchain/CMake/CMakeToolchain.txt"
 files="https://github.com/veikkos/chester/archive/public.tar.gz chester.tar.gz f09d797209e7bfd9b1460d2540525186"
 auth_type=md5
 
@@ -13,5 +13,5 @@ configure() {
 }
 
 install() {
-    run cp bin/chester "${SERENITY_BUILD_DIR}/Root/bin"
+    run cp bin/chester "${SERENITY_INSTALL_ROOT}/bin"
 }