Fixing serialization of boolean bug. Updating source code with new guides of Xcode 5.1. Migrating to XCTest unit testing
Fixing travis SSL v2 or v3 problem
Enabled more new warnings in Xcode
Updating libObjCAttr pod. Speeding web service tests
Fixing testing on travis-ci
Merge pull request #282 from yuru-taustahuzau/Xcode_51_Warnings

Merge in warnings cleanup & tests improvements fixes.