Modified pom.xml to support update of Spring version:
 - updated spring.version property
 - removed separate spring-asm and cglib dependencies (already embedded in 3.2.x)

 Reviewer : Aldrin Batac
Update XMLs so that XSD version refers to one in updated Spring

GCP-10175

Reviewer : Aldrin Batac
Created test properties for my environment config

Reviewer : Aldrin Batac
Add IDE-specific files to git ignore

Reviewer : Cyrus Venn Casada