Add workload message to callback

Add the charm's workload status message to the callback so more detailed
information can be provided to the user.

Signed-off-by: Adam Israel <adam.israel@canonical.com>
Change-Id: I1bcd502a2470dd5a527bc88cf24f2e3e6753da91
diff --git a/n2vc/__init__.py b/n2vc/__init__.py
index 93353d0..889c3ab 100644
--- a/n2vc/__init__.py
+++ b/n2vc/__init__.py
@@ -1 +1 @@
-version = '0.0.1'
+version = '0.0.2'