Release 1.6.0

this time with correct packaging

README.md

@@ -98,23 +98,8 @@ If pkg-config fails to find the headers for a library listed in [dependencies](#
 
 ### Manual
 
-#### Build DEB / RPM package:
-```bash
-cmake .. \
-    -DCMAKE_INSTALL_PREFIX="usr" \
-    -DCMAKE_INSTALL_SYSCONFDIR="etc"
-
-cmake --build . --target package
-```
-
-#### Install directly:
-```bash
-cmake .. \
-    -DCMAKE_INSTALL_PREFIX="usr/local" \
-    -DCMAKE_INSTALL_SYSCONFDIR="etc"
-
-sudo cmake --install .
-```
+* DEB / RPM package: `cmake --build . --target package`
+* Install directly: `cmake --install . --prefix /usr/local`
 
 ## FAQ