Move CocoaLumberjack.swift
Rename framework Supporting Files
Remove empty strings file
Remove unimplemented tests
Share build schemes
Move CocoaLumberjack.swift to a separate CocoaLumberjackSwift framework
Update Swift test imports
Merge pull request #382 from rivera-ernesto/fix_swift_support

Fix Travis for Swift support
Fixed the iOSSwift target, has to import CocoaLumberjackSwift
Merge pull request #385 from bpoplauschi/fix_iOSSwift_target

Fixed the iOSSwift target
Clean up properties definitions
Use properties while keeping direct variable access when performance is important
Update loggerQueue and logFormatter usage using either properties or direct variable access