Merge pull request #6 from cniaulin/master

Coordinate of clusters centered accordingly to the pins they contain
Podspec file added
Merge pull request #7 from XBeg9/master

Add Podfile
added iphone 5 support to sample project
changed cluster size indicator of the sample app to fixed cluster size
changed way of recalculating a clusters center
Fixes warning for no newline at end of file
Merge pull request #11 from iosphere/pullrequest/newlineFix

Fixes warning for no newline at end of file
adds new property clusterInvisibleViews, that determines wether all annotation (,but ignored annotations) should be clustered, even if they are outside of the currently visible coordinate region
Merge pull request #12 from iosphere/master

adds new clusterInvisibleViews property to OCMapView
Make the podspec validate

The podspec is now valid in keeping with the pod lint command.
Merge pull request #14 from thechrisoshow/patch-1

Make the podspec validate