Return PromiseResult from KeepServerPromise
Return PromiseResult in PromiseActuator
Remove warnings, constify
Log level of 'This agent is not bootstrapped' from Warn => Verbose
Merge pull request #979 from kacfengine/master

Fix leftover lessthan/greaterthan bug after 7c6e4939782.
Fix corruption in VarRefSetMeta
Fixing tests to remove temporary files

Tests will be written to a folder in /tmp called "tls_tests"
Merge pull request #980 from cduclos/test-writing-week

Fixing tests to remove temporary files
Fix compile error without libacl.