Fixes property declaration error

Signed-off-by: Luigi <gigisommo@gmail.com>
Deleted unused example

Signed-off-by: Luigi <gigisommo@gmail.com>
Changed project setting

Orientation support in demo project
Added support for 5 inch display in demo project
Universal demo project
Changed deployment target to 7.1

Signed-off-by: Luigi <gigisommo@gmail.com>
Changed deprecated method

Signed-off-by: Luigi <gigisommo@gmail.com>
Executed Modernize objective-c option in xcode

Signed-off-by: Luigi <gigisommo@gmail.com>
Removed touchJSON

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernised edge and node objective-c convention

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATBarnesHutTree

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATBarnesHutBranch objective-c

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernised ATKernel

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATEnergy

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATParticle

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATSpring

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATPhysics

Signed-off-by: Luigi <gigisommo@gmail.com>
Fixes refactoring issue

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATSystem

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATSystemParams

Signed-off-by: Luigi <gigisommo@gmail.com>
Modernized ATSystemState

Signed-off-by: Luigi <gigisommo@gmail.com>
Refactoring

Signed-off-by: Luigi <gigisommo@gmail.com>