Mostly docs cleanups

Fix documentation build errors and RST formatting

Change-Id: Id93153400c5b069dd9d772381558c7085f64c207
diff --git a/tools/fixup_stuff.sh b/tools/fixup_stuff.sh
index f8edd16..2efb4e0 100755
--- a/tools/fixup_stuff.sh
+++ b/tools/fixup_stuff.sh
@@ -17,7 +17,7 @@
 #   - uninstall firewalld (f20 only)
 
 
-# If TOP_DIR is set we're being sourced rather than running stand-alone
+# If ``TOP_DIR`` is set we're being sourced rather than running stand-alone
 # or in a sub-shell
 if [[ -z "$TOP_DIR" ]]; then
     set -o errexit
@@ -27,7 +27,7 @@
     TOOLS_DIR=$(cd $(dirname "$0") && pwd)
     TOP_DIR=$(cd $TOOLS_DIR/..; pwd)
 
-    # Change dir to top of devstack
+    # Change dir to top of DevStack
     cd $TOP_DIR
 
     # Import common functions
@@ -38,7 +38,7 @@
 
 # Keystone Port Reservation
 # -------------------------
-# Reserve and prevent $KEYSTONE_AUTH_PORT and $KEYSTONE_AUTH_PORT_INT from
+# Reserve and prevent ``KEYSTONE_AUTH_PORT`` and ``KEYSTONE_AUTH_PORT_INT`` from
 # being used as ephemeral ports by the system. The default(s) are 35357 and
 # 35358 which are in the Linux defined ephemeral port range (in disagreement
 # with the IANA ephemeral port range). This is a workaround for bug #1253482
@@ -47,9 +47,9 @@
 # exception into the Kernel for the Keystone AUTH ports.
 keystone_ports=${KEYSTONE_AUTH_PORT:-35357},${KEYSTONE_AUTH_PORT_INT:-35358}
 
-# only do the reserved ports when available, on some system (like containers)
+# Only do the reserved ports when available, on some system (like containers)
 # where it's not exposed we are almost pretty sure these ports would be
-# exclusive for our devstack.
+# exclusive for our DevStack.
 if sysctl net.ipv4.ip_local_reserved_ports >/dev/null 2>&1; then
     # Get any currently reserved ports, strip off leading whitespace
     reserved_ports=$(sysctl net.ipv4.ip_local_reserved_ports | awk -F'=' '{print $2;}' | sed 's/^ //')
@@ -59,7 +59,7 @@
         sudo sysctl -w net.ipv4.ip_local_reserved_ports=${keystone_ports}
     else
         # If there are currently reserved ports, keep those and also reserve the
-        # keystone specific ports. Duplicate reservations are merged into a single
+        # Keystone specific ports. Duplicate reservations are merged into a single
         # reservation (or range) automatically by the kernel.
         sudo sysctl -w net.ipv4.ip_local_reserved_ports=${keystone_ports},${reserved_ports}
     fi