Print a more correct error with event-show

Just print out what the server sent us as the
error could be wrong:
- stack_name/id
- resource name
- event id

Change-Id: Ie48a549538a9809c8433b115537394a791d60147
Closes-bug: #1242947
Add doc/Makefile to help with building docs

Change-Id: I8894705891a02c06919e1b1c816ceb5137609b81
Partial-bug: #1153824
Resync doc/source/conf.py from heat for consistency

Change-Id: I77c5abbd22517ed99475b891d380583e06a04cf6
Partial-bug: #1153824
Remove the release notes as it is not maintained here

Change-Id: I7e558c23df59cba3668e3f3bcf6ca2413b72e178
Add a contibuting section to index.rst

This should make it look more consistent with the other
projects.

Change-Id: I2a3dd716215e68e2bafed17d059010ccb70d6ccf
Merge "Add doc/Makefile to help with building docs"
Merge "Resync doc/source/conf.py from heat for consistency"
Merge "Remove the release notes as it is not maintained here"
Merge "Add a contibuting section to index.rst"