Add a CHANGELOG entry for #791

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 # dev
 
+* Enhancement: Unified logging on stdout/stderr. Added option `--silent`. Printed text is colored only when output is a terminal ([#791](https://github.com/avast/retdec/issues/791).
 * Enhancement: Support all the CMake build types (i.e. `Debug`, `Release`, `RelWithDebInfo` and `MinSizeRel`) on all systems ([#774](https://github.com/avast/retdec/issues/774)).
 * Enhancement: YARA updated to version 4.0.1 ([#758](https://github.com/avast/retdec/issues/758)), fixed Mach-O parsing issue ([#283](https://github.com/avast/retdec/issues/283)).
 * Enhancement: Improved detection of many packers/installers/compilers in `retdec-fileinfo`, including Armadillo ([#733](https://github.com/avast/retdec/pull/733)), VMProtect ([#734](https://github.com/avast/retdec/pull/734), [#778](https://github.com/avast/retdec/pull/778)), Petite ([#735](https://github.com/avast/retdec/pull/735)), Enigma ([#741](https://github.com/avast/retdec/pull/741)), ASPack ([#743](https://github.com/avast/retdec/pull/743)), Eziriz ([#746](https://github.com/avast/retdec/pull/746)), PyInstaller ([#748](https://github.com/avast/retdec/pull/748)), Astrum InstallWizard ([#753](https://github.com/avast/retdec/pull/753)), AutoHotKey ([#756](https://github.com/avast/retdec/pull/756)), AutoIt ([#757](https://github.com/avast/retdec/pull/757)), BAT to PE-EXE script compilers ([#761](https://github.com/avast/retdec/pull/761)), Bero ([#764](https://github.com/avast/retdec/pull/764)), CExe ([#781](https://github.com/avast/retdec/pull/781)), MoleBox ([#815](https://github.com/avast/retdec/pull/815)), and other improvements ([#804](https://github.com/avast/retdec/pull/804)).