Update JSONValueTransformer.m

For mapping NSUInteger on 64bit
Merge pull request #187 from jalmaas/patch-1

Update JSONValueTransformer.m
modernize
Merge pull request #198 from Stefan-Hintz/master

modernize
XCTests
fixed JSONArray objectAtIndexedSubscript
Merge pull request #200 from Stefan-Hintz/master

objectAtIndexedSubscript works now with JSONModelArray
* rounded up XCTest migration
* only iOS7+ for demo app + tests
* fixed few unit tests
* list of overridden methods
* added automatic NSCoding and NSCopying
* up to 0.13
* up to 0.13
Update README.md

Added data transformation example
Merge pull request #203 from jonathanng/patch-1

Update README.md
* auto-ignore block properties
* auto-ignore readonly properties via property attributes (speed gain)
* unit tests for auto-ignored properties
* handle PHP bug for empty objects
* https://github.com/icanzilb/JSONModel/issues/163
* handle "description" property
* unit test
Updated the BOOLFromNSString

In case a string is returned, it is also very likely to include YES, Yes, yes, true, True or True as possible values.
Check string for nil value

make sure to check the string for nil value before doing the caseInsensitiveCompare, otherwise this could introduce a bug.
- Using NSClassFromString instead of [JSONModel class], as this was breaking unit tests, see below

-
http://stackoverflow.com/questions/21394919/xcode-5-unit-test-seeing-wro
ng-class