build for 10.6

Author: David Catmull

GitX.xcodeproj/project.pbxproj

@@ -1618,7 +1618,6 @@
 				LIBRARY_SEARCH_PATHS = "";
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_NAME = GitX;
-				SDKROOT = "";
 				WRAPPER_EXTENSION = app;
 				ZERO_LINK = YES;
 			};
@@ -1646,7 +1645,6 @@
 				INSTALL_PATH = "$(HOME)/Applications";
 				LIBRARY_SEARCH_PATHS = "";
 				PRODUCT_NAME = GitX;
-				SDKROOT = "";
 				WRAPPER_EXTENSION = app;
 			};
 			name = Release;
@@ -1665,7 +1663,7 @@
 				INFOPLIST_PREPROCESS = YES;
 				MACOSX_DEPLOYMENT_TARGET = 10.5;
 				PREBINDING = NO;
-				SDKROOT = macosx10.5;
+				SDKROOT = macosx10.6;
 			};
 			name = Debug;
 		};
@@ -1682,7 +1680,7 @@
 				INFOPLIST_PREPROCESS = YES;
 				MACOSX_DEPLOYMENT_TARGET = 10.5;
 				PREBINDING = NO;
-				SDKROOT = macosx10.5;
+				SDKROOT = macosx10.6;
 			};
 			name = Release;
 		};