[KARAF-2777] Substitution is scattered in various place and the code has bugs
[KARAF-2776] Startup bundles are installed our of order
Use felix/karaf Properties instead of the java.util one in Main to keep the order of bundles
[KARAF-2811] Upgrade to felix utils 1.6.0

Conflicts:
	config/command/pom.xml
	shell/core/src/main/java/org/apache/karaf/shell/impl/console/commands/help/HelpCommand.java
	shell/help/pom.xml
	wrapper/core/pom.xml