Move base to a role.

Clean up syntax in all the base tasks.
Add CONVENTIONS file for info on where things go.
Tweak readme.
Switch add playbooks to base role instead of task.

roles/base/files/common-scripts/syncFiles.sh

@@ -0,0 +1,50 @@
+#!/bin/bash
+# this script lets us sync files off of lockbox via rsync with locking and relatively niceness
+# look in rsyncd.conf on lockbox for what's available here
+
+set +e
+
+HOST=lockbox01.vpn.fedoraproject.org
+
+function cleanlock()
+{
+    /bin/rm -f /var/lock/$1.lock
+}
+
+
+function quit()
+{
+    echo $1
+    if [ $2 ]
+    then
+        cleanlock $2
+    fi
+    exit 2
+}
+
+function newlock()
+{
+    if [ -f /var/lock/$1.lock ]
+    then
+        quit "Lockfile exists.. Remove /var/lock/$1.lock"
+    else
+        touch /var/lock/$1.lock
+    fi
+}
+
+# General help
+if [ $3 ] || [ ! $2 ]
+then
+    quit "$0 source dest"
+fi
+
+lockname=`basename $1`
+newlock $lockname
+if [ ! -d $2 ]
+then
+	mkdir $2
+fi
+/usr/bin/rsync -a $HOST::$1/* $2
+cleanlock $lockname
+
+