Some small grammar fixes/improvements to README.

Fixed up some quirky grammar, fixed up some of the h2s to be shorter and properly capitalized, etc.
Merge pull request #310 from beakr/patch-1

Some small grammar fixes/improvements to README.
Updates Chipmunk2D to v6.1.5 and JSBindings to v0.8
Merge branch 'develop-v2' of github.com:cocos2d/cocos2d-iphone into develop-v2
Shadow + Stroke for CCLabelTTF. Also new objectiveC test added.
init with font definition not yed implemented on the MAC
Merge pull request #311 from carlomorgantinizynga/LabelShadowStroke

Label shadow stroke for CCLabelTTF
ccFontDefinition (s) are now passed by value to CCLabelTTF (This is needed for JS Binfings. Not ideal but OK)
Merge pull request #312 from carlomorgantinizynga/LabelShadowStroke

ccFontDefinition (s) are now passed by value to CCLabelTTF
Using new JS bindings
Compiles on Xcode 5 & iOS 7
Fixes potential memory leak when the texture cannot be created
bug fixed, better CCLabelTTF+ccFontDefinition test, now CCLabelTTF can have a zero size dimensions when used with ccFontDefinition
merge conflict
Adds 64-bit / 32-bit archs to Mac builder
Merge pull request #313 from carlomorgantinizynga/LabelShadowStroke

Label shadow stroke -  bug fixing plus improved LabelTest for CCLabelTTF + ccFontDefinition
implement creating a CCTexture2D using ccFontDefinition on MAC/OSX
get and set ccFontDefinition to CCLabelTTF
Merge remote-tracking branch 'carlomorgantinizynga/LabelStrokeWithClass' into develop-v2

Conflicts:
	cocos2d/CCMenuItem.h
CCFontDefinition is now a new class