Merge remote-tracking branch 'tyutin/signal-propagation' into updated

# Conflicts:
#	build/run-ppm.sh

Author: stepanselyuk

build/run-nginx.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-trapIt () { "$@"& pid="$!"; trap "kill -INT $pid" INT TERM; while kill -0 $pid > /dev/null 2>&1; do wait $pid; ec="$?"; done; exit $ec;};
+trapIt () { "$@"& pid="$!"; for SGNL in INT TERM CHLD USR1; do trap "kill -$SGNL $pid" "$SGNL"; done; while kill -0 $pid > /dev/null 2>&1; do wait $pid; ec="$?"; done; exit $ec; };
 
 STATIC=/var/www/
 args=" $@ "

build/run-ppm.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-trapIt () { "$@"& pid="$!"; trap "kill -INT $pid" INT TERM; while kill -0 $pid > /dev/null 2>&1; do wait $pid; ec="$?"; done; exit $ec;};
+trapIt () { "$@"& pid="$!"; for SGNL in INT TERM CHLD USR1; do trap "kill -$SGNL $pid" "$SGNL"; done; while kill -0 $pid > /dev/null 2>&1; do wait $pid; ec="$?"; done; exit $ec; };
 
 ARGS='--port 8080'
-trapIt /ppm/vendor/bin/ppm start --ansi $@
+trapIt /ppm/vendor/bin/ppm start --ansi "$@"

build/run-standalone.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-trapIt () { "$@"& pid="$!"; trap "kill -INT $pid" INT TERM; while kill -0 $pid > /dev/null 2>&1; do wait $pid; ec="$?"; done; exit $ec;};
+trapIt () { "$@"& pid="$!"; for SGNL in INT TERM CHLD USR1; do trap "kill -$SGNL $pid" "$SGNL"; done; while kill -0 $pid > /dev/null 2>&1; do wait $pid; ec="$?"; done; exit $ec; };
 
 ARGS='--port 8080'
 trapIt /ppm/vendor/bin/ppm start --ansi $ARGS  $@