Integrated proguard file generation without full template for the moment

created standard template, not taking each library into account

enable proguard by default and correct small mistake in debug log
Add specific proguard configs for each library

mistake
Add some tests for proguard
put the Application and State classes in a new class : AppDetails
Merge remote-tracking branch 'jeremie/add_proguard' into master

Conflicts:
	androidkickstartr-core/src/main/java/com/athomas/androidkickstartr/AppDetails.java
	androidkickstartr-core/src/main/java/com/athomas/androidkickstartr/util/TemplatesFileHelper.java
	androidkickstartr-core/src/test/java/com/athomas/androidkickstartr/KickstartrMavenTest.java
	androidkickstartr-core/src/test/java/com/athomas/androidkickstartr/KickstartrNonMavenTest.java