test: Provide a closer to realistic ingestion example

Instead of ingesting just [1,2,'hello'] list, ingest in format closer to what
fluentd sends - i.e. "t" and dict/hash of name->value pairs.

test/ingest.rb

@@ -4,8 +4,17 @@
 
 require_relative 'wendelin_test'
 require 'msgpack'
+require 'time'
 
-#puts [1,2,'hello'].to_msgpack
-ingest 'ABC-HELLO-01.cat', [1,2,'hello'].to_msgpack
-#ingest 'ABC-HELLO-01.cat', ', hello'
-#ingest 'ABC-HELLO-01.tac', ', magic'
+# t -> 2015-08-11 14:51:50+02:00
+def tfmt(t)
+    t.strftime('%Y-%m-%d %H:%M:%S%:z')
+end
+
+t = Time.now
+s = ''
+s += [1, {'date' => tfmt(t),    'hello' => 1,   'world' => 2}].to_msgpack
+s += [2, {'date' => tfmt(t+1),  'pi' => 3.1415, 'e' => 2.71828}].to_msgpack
+
+# puts s
+ingest 'testds', s