Remove application.properties file

For now we use h2 embedded database.
Closes issue #10 and #11
Merge branch 'master' into dev-issue-#6

Conflicts:
	src/test/java/com/bargainhunter/bargainhunterws/repository/StoreRepositoryTests.java
Create Offer Entity
Create Offer Entity, OfferRepository, OfferRepositoryTest
Create Offer Entity, OfferRepository, OfferRepositoryTest
Create Offer Entity, OfferRepository, OfferRepositoryTest
Merge branch 'master' into dev-issue-#6
Resolves conflict with master.