DDFileLogger: fixing outdated/wrong comments
DDFileLogger: keyPath string changed to NSStringFromSelector
Merge pull request #182 from dvor/ddfilelogger--fixing-comments-and-small-refactoring

DDFileLogger: fixing comments and small refactoring
Add `pod lib lint` to Travis configuration
Add before_install step to Travis configuration
Issue #52. New method 'rollLogFileWithCompletionBlock:' in DDFileLogger. 'rollLogFile' method is deprecated now.

Completion block is optional and will be called on main queue.
Issue #55. DDFileLogger: monitoring current log file. If file is moved/removed - rolling it and creating new one.
Issue #129. DDFileLogger: on iOS, when creating file now we are setting appropriate NSFileProtectionKey

(NSFileProtectionCompleteUntilFirstUserAuthentication if app is able launch from background and NSFileProtectionCompleteUnlessOpen in other cases).
Merge pull request #183 from dvor/ddfilelogger-fixing-bugs

Fixing bugs in DDFileLogger
Issue #63. If running Command Line Tool app terminateNotification isn't called, so use atexit_b instead
Merge pull request #184 from dvor/issue63--flush-loggers-in-command-line-tool-app

Fixing issue #63.
Bump pod spec version
Improve system version detection over #171

When building against iOS 6 SDK `NSFoundationVersionNumber_iOS_6_0` and `NSFoundationVersionNumber_iOS_6_1` may not be defined.

Replaces #186.
Merge pull request #187 from rivera-ernesto/ios_version_detection

Improve iOS system version detection over #171
Updated podspec for version 1.6.5.1 (patch for Xcode 4)
All urls in the project updated to use https://github.com/CocoaLumberjack/CocoaLumberjack repository
Merge pull request #188 from dvor/updating-urls

All urls in the project updated to use https://github.com/CocoaLumberjack/CocoaLumberjack repository