Merge pull request #838 from control-center/feature/sane_name

Drop clunky '+' naming convention that doesn't play nicely in S3 deb rep...
Endpoints weren't being load balanced properly -- or at all, I guess you could say.
Merge pull request #839 from control-center/feature/ZEN-13480

Endpoints weren't being load balanced properly -- or at all, I guess you...
fixes ZEN-13416: replicate ConfigFiles when replicating collectors and hubs in addService
Merge pull request #840 from control-center/feature/ZEN-13416

fixes ZEN-13416: replicate ConfigFiles when replicating collectors and h...
Validate number of instances in the UI before saving
Merge pull request #841 from control-center/feature/ZEN-13469

Validate number of instances in the UI before saving
Checkpoint prior to html build
Add security apt repository
Add target to build the isvcs repo locally

embedded build_repo command in the tarball recipe to prevent rebuilding
  all tarballs whenever building the repo
Simplify logic in iscvs_repo recipe

Removed commands for building repo locally.  The logic was broken such
that the repo could never be built anyway.  This is now handled by the
'repo' rule.
Add an up-version elastic install to isvcs image

New elastic for use with logstash (v1.3.1) on port 9100
Upgrade logstash version

upgrade logstash to v1.4.2
logstash writes to elastic v1.3.2 on port 9100
cleanups:
  - logstash no longer writes to stdout
  - Add logstash readme
  - Remove obsolete Dockerfile
Point Kibana at instance of ES used by logstash

Logstash elasticsearch now at port 9100