Add monit-based monitoring of build manager

Should catch when the build manager freezes and restart it

Dockerfile

@@ -6,7 +6,7 @@ ENV DEBIAN_FRONTEND noninteractive
 ENV HOME /root
 
 # Install system packages
-RUN apt-get update # 07SEP2016
+RUN apt-get update # 02NOV2016
 RUN apt-get install -y \
      g++               \
      gdebi-core        \
@@ -27,6 +27,7 @@ RUN apt-get install -y \
      libpq5            \
      libsasl2-dev      \
      libsasl2-modules  \
+     monit             \
      nginx             \
      nodejs            \
      npm               \
@@ -112,6 +113,9 @@ ADD conf/init/zz_boot.sh /etc/my_init.d/
 ADD conf/init/service/ /etc/service/
 RUN rm -rf /etc/service/syslog-forwarder
 
+ADD conf/monitrc /etc/monit/monitrc
+RUN chmod 0600 /etc/monit/monitrc
+
 # remove after phusion/baseimage-docker#338 is fixed
 ADD conf/init/logrotate.conf /etc/logrotate.conf