0.20.0

What's Changed

• Fix DAP not finding the source for a module by @maxno-kivra in #1084
• Temporarily skip coveralls send by @robertoaloi in #1087
• Mark headers with compiler attributes as used by @robertoaloi in #1085
• Handle Elvis config errors by @robertoaloi in #1088
• User background job for hover provider to avoid blocking request queue by @TheGeorge in #1091
• Add support for Call Hierarchy by @robertoaloi in #1096
• Detect unused record fields by @robertoaloi in #1099
• Shutdown request does not include parameters by @robertoaloi in #1108

Full Changelog: 0.19.0...0.20.0