Update minimal version of Node supported (#5300)

Author: genintho

CHANGELOG.md

@@ -12,12 +12,14 @@
   the case of `--lastCommit`, `--findRelatedTests`, or `--onlyChanged` options
   having been passed to the CLI
 
+### Fixes
+* `[docs]` Update mention of the minimal version of node supported [#4947](https://github.com/facebook/jest/issues/4947)
+
 ### Chore & Maintenance
 
 * `[filenames]` Standardize folder names under `integration-tests/`
   ([#5298](https://github.com/facebook/jest/pull/5298))
 
-
 ## jest 22.0.6
 
 ### Fixes

docs/Troubleshooting.md

@@ -299,9 +299,9 @@ option to `jasmine1` or pass `--testRunner=jasmine1` as a command line option.
 
 ### Compatibility issues
 
-Jest takes advantage of new features added to Node 4. We recommend that you
+Jest takes advantage of new features added to Node 6. We recommend that you
 upgrade to the latest stable release of Node. The minimum supported version is
-`v4.0.0`. Versions `0.x.x` are not supported.
+`v6.0.0`. Versions `0.x.x` and `4.x.x` are not supported.
 
 ### `coveragePathIgnorePatterns` seems to not have any effect.