rename play app directory to "play"
use "app" directory for angular frontend
UserResource to serve current user and user's proposals
Events Rest resource

/events/~ special URL return current event based on MultiTenant ID
retrieve User from DB with list of events he's admin on
Move statistics on EventResource
as /event/:id/statistics
reduce REST calls and dependencies by just injecting user and event data in index.html
Merge remote-tracking branch 'origin/refactor' into refactor

Conflicts:
	src/main/java/org/breizhjug/cfp/Application.java
	src/main/java/org/breizhjug/cfp/ServiceModule.java
	src/main/java/org/breizhjug/cfp/db/ProposalsRepository.java
	src/main/java/org/breizhjug/cfp/db/UsersRepository.java
	src/main/java/org/breizhjug/cfp/domain/Proposal.java
	src/main/java/org/breizhjug/cfp/domain/User.java
	src/main/java/org/breizhjug/cfp/rest/ProposalsResource.java
	src/main/java/org/breizhjug/cfp/rest/UserResource.java
	src/main/resources/db/migration/V1__Create_Tables.sql