Wake v0.15.1

Language changes:

• None

Runtime changes:

• Hash mismatches are only detected when requested
• Preload runner hides .guard files from jobs
• RegExp escape of ` fixed
• Fixed use of target within a def

Wake v0.15.0

Language changes:

• Removed exceptions
• New 'target' keyword for one-time execution
• Print and Jobs control output verbosity

Runtime changes:

• FUSE runner uses a shared mount
• Preload runner for docker (no FUSE)
• Scheduler accounts for CPU usage
• Database is compacted on build completion

Release methodology:

• Support for release tarballs
• Support debian and redhat packages
• New quickref guide and other docs installed
• Backport to old packages in RHEL6