improvements for demo

- add demo cluster
- add example mugshot.com data and queries
- automatic configuration of a cluster
- set MANAGIX_HOME implicitly
- better AQL lexer error reporting
- better eror reporting in ADM parser
- fix and optimize construction of asterix zip for deployment

Change-Id: I9d80402cef72a15271766031b6f06c7220e4ad5a
Reviewed-on: http://fulliautomatix.ics.uci.edu:8443/95
Reviewed-by: Ian Maxon <imaxon@uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Raman Grover <ramang@uci.edu>
diff --git a/asterix-installer/src/main/resources/examples/mugshot/aql/function-definition.aql b/asterix-installer/src/main/resources/examples/mugshot/aql/function-definition.aql
new file mode 100644
index 0000000..86e28ca
--- /dev/null
+++ b/asterix-installer/src/main/resources/examples/mugshot/aql/function-definition.aql
@@ -0,0 +1,13 @@
+use dataverse TinySocial;
+
+drop function unemployed@0 if exists;
+
+create function unemployed() {
+  for $msu in dataset MugshotUsers
+  where (every $e in $msu.employment
+         satisfies not(is-null($e.end-date)))
+  return {
+    "name" : $msu.name,
+    "address" : $msu.address
+  }
+};