Updated README + version bump

README.md

@@ -32,10 +32,10 @@ You can find the latest released binary at the following links:
 ## DEPENDENCIES
 Following software is required to run Linux version of **KCC** and/or bare sources:
 - Python 3.3+
-- [PyQt](http://www.riverbankcomputing.co.uk/software/pyqt/download5) 5.2.0+
+- [PyQt](http://www.riverbankcomputing.co.uk/software/pyqt/download5) 5.4.0+
 - [Pillow](http://pypi.python.org/pypi/Pillow/) 2.8.2+
 - [psutil](https://pypi.python.org/pypi/psutil) 3.0.0+
-- [python-slugify](http://pypi.python.org/pypi/python-slugify) 1.1.2+
+- [python-slugify](http://pypi.python.org/pypi/python-slugify) 1.1.3+
 - [scandir](https://pypi.python.org/pypi/scandir) 1.1.0+
 
 On Debian based distributions these two commands should install all needed dependencies:
@@ -156,6 +156,12 @@ The app relies and includes the following scripts:
 * [Kobo Aura H2O](http://kcc.iosphe.re/Samples/Ubunchu-KoAH2O.kepub.epub)
 
 ## CHANGELOG
+####4.6.4:
+* Fixed multiple Windows specific problems
+* Improved error handling
+* Improved color detection algorithm
+* New, slimmer OS X release
+
 ####4.6.3:
 * Implemented remote bug reporting
 * Minor bug fixes and GUI tweaks