use env_debug of Log::Minimal 0.14
Checking in changes prior to tagging of version 0.20.

Changelog diff is:

diff --git a/Changes b/Changes
index 422bff9..f0b21ef 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,9 @@
 Revision history for Perl extension Proclet

+0.20    Wed Jan 30 23:43:23 2013
+        - use Log::Minimal env_debug
+          requires Log::Minimal 0.14
+
 0.19    Tue Dec 11 16:31:33 2012
         - start services by defined order