site-updater updates

- no unneccesary uses of cat
- create tempfile with mktemp and cleanup with a trap
- simplify regex

site-updater-i2hq.sh

 #!/bin/sh
-TMP=tmp
+TMP=$(mktemp XXXXXXXXXX)
+trap 'rm -f $TMP;exit' 0 1 2 15
 
 mtn update 2>&1 | tee $TMP
 
-cat $TMP | grep "^mtn: adding 'i2p2www/translations/\|^mtn: dropping 'i2p2www/translations/\|^mtn: updating 'i2p2www/translations/" >/dev/null
-if [ $? -eq 0 ]; then
+if grep "^mtn: \(add\|dropp\|updat\)ing 'i2p2www/translations/" "$TMP" >/dev/null; then
   echo "Translations updated, compiling messages"
   ./compile-messages-i2hq.sh
 fi
 
-cat $TMP | grep "^mtn: updating 'i2p2www/.*\.py\|^mtn: updating 'i2p2www/.*/.*\.py" >/dev/null
-if [ $? -eq 0 ]; then
+if grep "^mtn: updating 'i2p2www/.*\.py\|^mtn: updating 'i2p2www/.*/.*\.py" >/dev/null; then
   echo "Python files changed, restarting server"
   touch /tmp/2fcd2f17-c293-4f77-b4c9-9b266ba70daa
 fi
-
-rm $TMP

site-updater.sh

 #!/bin/sh
-TMP=tmp
+TMP=$(mktemp XXXXXXXXXX)
+trap 'rm -f $TMP;exit' 0 1 2 15
 
 mtn update 2>&1 | tee $TMP
 
-cat $TMP | grep "^mtn: adding 'i2p2www/translations/\|^mtn: dropping 'i2p2www/translations/\|^mtn: updating 'i2p2www/translations/" >/dev/null
-if [ $? -eq 0 ]; then
+if grep "^mtn: \(add\|dropp\|updat\)ing 'i2p2www/translations/" "$TMP" >/dev/null ; then
   echo "Translations updated, compiling messages"
   ./compile-messages.sh
 fi
 
-cat $TMP | grep "^mtn: updating 'i2p2www/.*\.py\|^mtn: updating 'i2p2www/.*/.*\.py" >/dev/null
-if [ $? -eq 0 ]; then
+if grep "^mtn: updating 'i2p2www/.*\.py\|^mtn: updating 'i2p2www/.*/.*\.py" "$TMP" >/dev/null ; then
   echo "Python files changed, restarting server"
   touch /tmp/2fcd2f17-c293-4f77-b4c9-9b266ba70daa
 fi
-
-rm $TMP