Composer Stuff

Signed-off-by: Justin Yost <justin.yost@yostivanich.com>
Added composer.lock to gitignore

Because it's a library

Signed-off-by: Justin Yost <justin.yost@yostivanich.com>
Added LaunchKey Lib to composer

Signed-off-by: Justin Yost <justin.yost@yostivanich.com>