bitbake: toaster: update conf/local.conf

Added 'INHERIT+="toaster buildhistory"' line to the conf/local conf
when Toaster starts. It should make commandline builds to provide
all required information to Toaster backend.

(Bitbake rev: 1271cf430087c66f87c46689b37b8a3538c35739)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Michael Wood <michael.g.wood@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/bin/toaster

@@ -252,9 +252,9 @@ case $CMD in
         fi
 
         # Create configuration file
-        conf=${BUILDDIR}/conf/toaster.conf
-        echo "# Created by toaster start script" > $conf
-        echo "INHERIT+=\"toaster buildhistory\"" >> $conf
+        conf=${BUILDDIR}/conf/local.conf
+        line='INHERIT+="toaster buildhistory"'
+        grep -q "$line" $conf || echo $line >> $conf
 
         if [ $WEBSERVER -gt 0 ] && ! webserverStartAll; then
             echo "Failed ${CMD}."