Add documents about vote result and announce. (#1016)
Add documents about vote result and announce. (#1016)

* Add documents about vote result and announce.

* Update description about SkyWalking in mail templetes.

* Remove the -1 allowed rule. Even it is a right rule, but we don't encourage people do that.

* Add a svn move example.

apache/skywalking,apache/skywalking,apache/skywalking,ascrutae/sky-walking,apache/skywalking,apache/skywalking,OpenSkywalking/skywalking,ascrutae/sky-walking,ascrutae/sky-walking,apache/skywalking,OpenSkywalking/skywalking,apache/skywalking,ascrutae/sky-walking