Merge pull request #145 from nicoyuste/master

Added new flag DDVERBOSE  to DDLog so you can have another state.
Fix LOG_CONTEXT_ALL define on OS X

Change from `NSIntegerMax` to `INT_MAX` to fix " Implicit conversion from 'long' to 'int' changes 9223372036854775807 to -1" error.
Fix build on OS X
Stop ignoring deprecation warnings

No longer necessary after pull requests #121 and #156, and more importantly, that was ugly.
Check OS X 10.9 support
Update Demo projects' build settings as recommended by Xcode 5, fix all build and analyzer warnings
Merge pull request #158 from rivera-ernesto/fix_logcontextall

Fix LOG_CONTEXT_ALL define for OS X
Merge pull request #160 from rivera-ernesto/update_demo_projects

Update Demo projects
Fix getting queue's label
Merge pull request #159 from rivera-ernesto/fixosx_removeignoredeprecations

Fix build on OS X
Add LOGV-style macros that take a va_list. Thanks to https://github.com/pontillo for the original implementation here https://github.com/robbiehanson/CocoaLumberjack/pull/77
Added ddLogLevel as extern in DDLog.h
Merge pull request #161 from bpoplauschi/logv_style_macros

Add LOGV-style macros that take a va_list.
Merge pull request #162 from augustj/add_extern_ddLogLevel

Added ddLogLevel as extern in DDLog.h
Revert "Added ddLogLevel as extern in DDLog.h"

This temporarily reverts commit 76114be2dd8a12a0c7bc3cdfb78fd82b9f661a7f of #162.
Share projects' schemes
Restore Xcode 4 compatibility
Add Travis configuration file
Update podspec
Updated README.markdown to include more documentation pages

Assuming some people never visit the wiki section directly, it should be good to have at least the basic doc pages ref'ed directly