Preparing for version 0.4.0.0

Changelog.md

@@ -1,3 +1,13 @@
+# 0.4.0.0
+
+- Supports GHC 8.6
+- Preliminary support for cabal new-build projects
+- Can install via cabal new-build
+- Completions: more comprehensive filtering of name prefixes
+  introduced by GHC
+- Replace bat script with PowerShell, update Windows instructions in
+  README (@fsoikin)
+
 # 0.3.0.0
 
  - LSP mode is now the default, and the `--lsp` flag has no effect

haskell-ide-engine.cabal

@@ -1,5 +1,5 @@
 name:                haskell-ide-engine
-version:             0.3.0.0
+version:             0.4.0.0
 synopsis:            Provide a common engine to power any Haskell IDE
 description:         Please see README.md
 homepage:            http://github.com/githubuser/haskell-ide-engine#readme

stack-8.6.2.yaml

@@ -1,4 +1,4 @@
-resolver: nightly-2018-11-27 # GHC 8.6.2
+resolver: nightly-2018-11-30 # GHC 8.6.2
 packages:
 - .
 - hie-plugin-api