delete internal NamingService
pom update: local btrplace + fromEntropy
use two 'external' NamingService in ScriptBuilder
use the two NamingService in DefaultTemplateFactory
NamingService update in Template.java
NamingService update in BtrPlaceTreeAdaptor.java
NamingService update in ElementTree.java
NS update in EnumElement.java + TODO: @ removed
NamingService update in TemplateAssignment.java
add a new test fromEntropyConverterTest (debugging purpose)
NamingService update in the test ScriptBuilder
NS update in the test DefaultTemplateFactory