Updated with changes from OmniGroup svn [r201812]

Some highlights...

Configurations:
    - Added CLANG_WARN_BOOL_CONVERSION=YES
    - Added CLANG_STATIC_ANALYZER_MODE=deep

Overall:
    - Switched from English.lproj to en.lproj
    - Added some localized strings
    - Fixed warnings from newer versions of clang

OmniBase:
    - Added OBExpectedDeallocation(). In debug builds, this keeps track of objects that you expect to be deallocate (say your object model when closing a document) and warns if they aren't deallocated in a few seconds. Great for tracking down leak regressions in automated tests.
    - Added OBIsBeingDebugged(), OBStopInDebugger(), OBStepThroughAndVerify()
    - Make +[OBPostLoader _bundleDidLoad:] thread-safe
    - Moved OBInitializeDebugLogLevel and OBInitializeTimeInterval to OmniFoundation.

OmniAppKit:
    - Update OAStackView to support loading a set of subviews from a nib
    - Add support for an app-internal help viewer via OAHelpFolder Info.plist setting
    - Updated ExtendedText.sdef to extend the text suite instead of declaring all of it
    - Added id-based scripting support for NSDocument
    - Added OASubtleScroller
    - Added -imageByTintingWithColor: and -imageByTintingWithColor:alpha:
    - Fixed some issues with remembering the correct font in OAFontDescriptor
    - Updated OAOpenSystemPreferencePane() for sandboxing
    - Improved layout debugging interface
    - Fixed some OATargetSelection issues with toolbar items
    - Added -[NSDocument(OAExtensions) canCloseDocument:] block-based wrapper for -canCloseDocumentWithDelegate:...
    - Added NSScriptCommand(OAExtensions) which ensures autorelease pools don't build while scripting an app in the background

OmniFoundation:
    - Added more runtime debug checks in NSObjectSpecifier(OFFixes)
    - Added NSScriptCommand(OFExtensions) +requireObjectsInArray:toAllHaveSameClassfromClasses:
    - Handle NSScriptObjectSpecifier arguments in -collectFlattenedObjectsFromArguments:requiringClass:arraySpecified:.
    - In our +replacement_sharedScriptSuiteRegistry, only create the new registry once
    - Added NSScripting(OFDebugging) with lots of runtime checks for malformed scripting stuffs
    - Factored out -targetSubject from OFSubjectTargettingScriptCommand and added OFSubjectTargettingDeleteCommand
    - Made OFMutableKnownKeyDictionary use -enumerateKeysAndObjectsUsingBlock: instead of its own function based API. Updated stepwise dictionary pair enumerator to use blocks as well.
    - Added OFNumberFormatter
    - Added OFLogBacktrace()
    - Added OFKeyPathWithClass()
    - Added OFCrashImmediately() and updated support for crashing on unhandled exceptions
    - OFNetReachability now checks for sandbox entitlements it needs in debug builds

OmniInspector:
    - Added experimental support for inspectors that don't live in floating windows

OmniQuartz:
    - Better fallbacks for unrecognized colors in archiving
    - Support for converting to OQColors to NSAppleEventDescriptors
    - Added sdef for OQColor value types

OmniCommandLine:
    - Added framework (just used by the odav test tool in OmniDAV)

OmniSoftwareUpdate:
    - Fixed authorization right/rule for installer for 10.9
    - Fixed issues when installer helper is missing
    - Factored out a OmniSystemInfo framework that is (hopefully) suitable for MAS and the App Store
    - System info collection no longer forces the discrete GPU to remain on, and we always include OpenGL details again
    - Report the total local filesystem size in the system info, as a proxy for the device size
    - Updated UI for the preference pane, system info report, and privacy prompt

OmniUI:
    - OUIAppearance now acts as a KVC base for registered keys and subclasses cascade from their superclass
    - Fixed crash due to Helvetica neue italic font missing in iOS 7.0.3
    - Fixed tapping on attachments
    - Fixed crash typing Japanese text with US hardware keyboard

OmniFileExchange:
    - Check for -setTolerance: so we can build on 10.9 and run on 10.8
    - Fixed/improved temporary file cleanup code

OWF:
    - Fixed some URL parsing issues
    - Fixed issues with gzip content encoding
    - Added Safari 7.0 to the list of spoofable browser identities.
    - Updated OmniWeb's default browser identity to be based on the
      Safari 7.0 identity.
    - Deal with both 307 and 308 redirects