Add feature list to README

Author: NegaNote

README.md

@@ -1,6 +1,14 @@
 # GregTech Modern Utilities
 A GregTech Modern addon, adding some nice quality-of-life features.
 
+Current features:
+
+* A Sterile Cleaning Maintenance Hatch
+* An omnitool, that can break anything instantly
+* 64A Energy Converters
+
+All features can be enabled or disabled in the config.
+
 ## License
 
 All code is under LGPL3. Some parts were directly lifted from GregTech Modern.