[HELIX-87] Bad repository links in website
That's fixed in maven plugin but need a release
so use temporary a SNAPSHOT version
add snapshot repository declaration
Modify the current release value to 0.6.1-incubating
use released version of mpir plugin
[HELIX-97]Scheduler message summary does not contain individual message
results
Update docs with tutorial, updated quickstart
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-helix
Applying patch by rms(bob) to update the docs
fix formatting
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-helix

Conflicts:
	src/site/markdown/Tutorial.md
	src/site/markdown/index.md
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-helix
Applying additional changes to website from rms(bob)
fix order
fix a backward incompatibility problem in accessing zkPath from HelixAdmin
Minor editst
Minor wording edit
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-helix

Conflicts:
	src/site/markdown/Concepts.md
Add short version section to quickstart to document use of quickstart.sh
Fixing the release notes and download page
HELIX-118: PropertyStore -> HelixPropertyStore backwards incompatible location. https://reviews.apache.org/r/11585/
HELIX-119: HelixManager serializer no longer needs ByteArraySerializer for /PROPERTYSTORE