Todd Gamblin f202198777 Convert lazy singleton functions to Singleton object ... - simplify the singleton pattern across the codebase - reduce lines of code needed for crufty initialization - reduce functions that need to mess with a global - Singletons whose semantics changed: - spack.store.store() -> spack.store - spack.repo.path() -> spack.repo.path - spack.config.config() -> spack.config.config - spack.caches.fetch_cache() -> spack.caches.fetch_cache - spack.caches.misc_cache() -> spack.caches.misc_cache		2018-05-17 14:10:30 -07:00
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spack	Convert lazy singleton functions to Singleton object	2018-05-17 14:10:30 -07:00