Guard around dispatch_resume() being called with null pointer, as warned by the static analyzer.
Add .DS_Store to .gitignore
Merge pull request #110 from rivera-ernesto/master

Add .DS_Store to .gitignore
Fixing issue #101 : Colors in greyscale color-space do not work
Updating sample code to test grayscale color customization
Merge pull request #107 from realestate-com-au/master

Guard around dispatch_resume() being called with null pointer, as warned by the static analyzer.
Fix dispatch_get_current_queue crash (Issue #108)
Modernize Objective-C syntax
Fix static analyzer warnings about nil values in dictionary
Merge remote-tracking branch 'robbiehanson/master'
Merge branch '108-current-queue-crash'
Merge branch 'modernize-syntax'
Merge branch 'fix-nil-dictionary-values'