Various updates, start including rpiConfigServer

* Provide shell script to copy in external dependencies
* Install Python 3 and build-essential
* Install OpenCV libraries including Python 3 bindings
* Install rpiConfigServer as service
* Improve service scripts with exec, netconsoleServer
* Don't include JDK debug info (shrinks zip size a lot)
* Include libraries, headers, and jars for wpiutil, cscore, ntcore

stage2/01-sys-tweaks/files/camera_run

@@ -1,4 +1,4 @@
 #!/bin/sh
 sleep 1
 cd /home/pi
-exec ./runCamera
+exec pgrphack setuidgid pi /usr/local/bin/netconsoleServer -u ./runCamera

stage2/01-sys-tweaks/files/configServer_run

@@ -0,0 +1,2 @@
+#!/bin/sh
+exec /usr/local/sbin/configServer

stage2/01-sys-tweaks/files/ld.so.conf.d/frc_libs.conf

@@ -0,0 +1,2 @@
+/usr/local/frc/lib
+/usr/local/frc/third-party/lib

stage2/01-sys-tweaks/files/ld.so.conf.d/java_libs.conf

@@ -0,0 +1,3 @@
+/usr/lib/jvm/jdk-11.0.1/lib/jli
+/usr/lib/jvm/jdk-11.0.1/lib/minimal
+/usr/lib/jvm/jdk-11.0.1/lib

stage2/01-sys-tweaks/files/runCamera

@@ -1,3 +1,4 @@
 #!/bin/sh
+echo "Waiting 5 seconds..."
 sleep 5
-./multiCameraServer
+exec ./multiCameraServer

stage2/01-sys-tweaks/files/runInteractive

@@ -1,10 +1,4 @@
 #!/bin/bash
-SVCPID=`ps ax | grep runCamera | grep -v grep | cut -c -6 | sed -e 's/ *//g'`
 sudo svc -d /service/camera
-if [[ ! -z $SVCPID ]]; then
-        sudo kill $SVCPID
-        sleep 1
-        sudo kill -9 $SVCPID
-        sleep 1
-fi
+sleep 1
 exec ./runCamera