What's Changed

Notes:

• added full tests for single source example.
• adds descriptive error if temp dir can't be created on fatal startup
• clears temp directory on shutdown.
• removed put settings api (unused)
• removed more unused config properties.

BugFixes:

• fix url encoding issue for search links when theres only one source #501
• files with # could have problems, double encoded.

Full Changelog: v0.6.6-beta...v0.6.7-beta