Release of com.dexels.navajo.core version 2.12.52
Development stream of com.dexels.navajo.core version 2.12.53
Use Desktop.getDesktop() and its methods instead of figuring it out
ourselves. Fixes #164
Improve on #164, also replace MergeUtils by new BinaryOpener setup.
Includes removal of "doWord" support and emailLauncher support
Remove unnecessary comment
Merge branch 'master' into tipicache

Conflicts:
	core/com.dexels.navajo.core/META-INF/MANIFEST.MF
	core/com.dexels.navajo.core/pom.xml