Removed Configuration class, replaced it with XMLConfiguration of java. 
JPagelyzer: changedetection function is splitted in different functions
to use it for test
JPagelyzer: constructor is updated. XML Configuration is used. 
Pagelyzer/pom.xml -> added maven-shade-plugin to generate libs jar -
added plugin to generate test jar.
Test: To be more efficient code is updated to take only one capture and
use it to calculate three different scores.