cider-nrepl 0.17

New features

• Extracted part of the nREPL-agnostic functionality to orchard.
• Added a profiling middleware.
• Support for orchard var-query in apropos.
• Support for orchard var-query in test, introducing new test-var-query.

Changes

• Remove support for cljx.
• Remove support for piggieback 0.1.x.
• Add support for piggieback 0.3 or newer (aka cider/piggieback).
• Deprecate the test and test-all ops.
• Deprecated non-test-var filters in the apropos middleware.