Made the add_library and add_executable macros only take effect on ones beneath the Frontier.Engine directory by default. The user can specify a different parent if they choose to.
Made the add_library and add_executable macros only take effect on ones beneath the Frontier.Engine directory by default. The user can specify a different parent if they choose to.

Tustvold/Frontier.Engine,Tustvold/Frontier.Engine,Tustvold/Frontier.Engine