There are three steps required for re skinning .
Assets\Project Assets
SharedData
Globals.txt (For setting cheat enabled for clearing level,
Assets\Project Assets\Resources\Localization
English (US) UnityAssetStore.txt
Unity Editor Alteration:
Inside Mission Sequence change game object name of "mission01" or whatever sequence.
Not Essential Most:
Assets\jimmy_adventure\Prefabs
Image path for alteration:
Assets\Project Assets\Resources\Sprites Hammer2Interface.psd (FOR LOGO)