Cache maven stuff
Parallelize circle build
Merge pull request #299 from posix4e/par

This fixes a series of tests. Enhances the table life cycle capability. It allows for very fast circle-ci builds. It cleans up the replicator
Remove C5FiberFactory, remove its use from C5Server, and replace all sites in which it is used with FiberSupplier (resolves #267)
Rename ModuleServer to ModuleInformationProvider, which is more descriptive of what it does
Rename ModuleInformationProvider's methods to better describe what they do.
Remove or clarify additional uses of the phrase "write-ahead log" in c5db-olog and c5db-replicator
Rename module "c5-modules" to "c5-api" (resolves #268)
Readability improvements to C5GeneralizedReplicationServiceTest
Downgrade several logger severity levels in InRamSim to info/debug level (fixes #291)