Unique running service file with path from config

v0.14.0

Merge branch 'dev'

Ignore null service certs/sigs

Ignore null service certificates and signatures when scanning discovery cache.

Fix timer memory leak

Fix for timer memory leak that was crashing services under heavy load

Removed debug print statements

Removed debug print statements that were missed in last merge

Added ticket and privilege validation

Updated service actions to accept action_options to be used in ticket and privilege validation. Existing scamp-go services will need to updated in order to use this release.

service.Register("Logger.log", log.Log)

Must me updated to pass an ActionOptions struct or nil:

service.Register("Logger.log", log.Log, nil)

Add check for nil client

Merge pull request #24 from Aceeri/dev

Check for nil client on serviceProxy

Discovery cache memory leak fix

*Fixes for discovery cache memory leak
*Improvements to service proxy client selection for scamp requests

Update to Kubernetes liveness and CircleCi version

Upgrade to circle CI 2.0

running-services support for kubernetes

• scamp updated to create an empty file in /backplane/running-services/ to support kubernetes liveness checks
• small fix to address memeory leak in cache refresh

Fixed broken pipe error

Fixed error where scamp would attempt to resend after receiving a broken pipe error