Updated maven-assembly-plugin.
Updated dependencies and slf4j

sfl4j to 1.7.9
maven-assembly-plugin to 2.5.3
git-commit-id-plugin to 2.1.12
javaEwah to 0.9.2
org.eclipse-jgit to 3.5.2.201411120430
plexus-utils to 3.0.21
Merge pull request #54 from hazendaz/master

slf4j 1.7.9 and build fragments updated