[SYMPHONY-1725] Added a new PowerUp module

[SYMPHONY-1725] Added a new PowerUp module for web request
SYMPHONY-1770 Added PowerUpDatabase.
SYMPHONY-1770 Updated profile variable used by StandardSettings.
SYMPHONY-1770 Cleaned commented-out code.
SYMPHONY-1824 Multiple improvements, mostly around scheduled tasks.
SYMPHONY-1824 Fixed missing module import.
SYMPHONY-1824 Fixed a few mistakes.
SYMPHONY-1831 Added root-level files (basic bootstrapping).
SYMPHONY-1829 PowerUpWeb — reliability/logging improvements, minor refactoring.
SYMPHONY-1831 Deployment fix.
SYMPHONY-1832 Updated Init.ps1 to delete obsolete/extra files from _powerup, and reduce logging.
SYMPHONY-1832 Updated templates to correctly match balanced {} and () in substitutions.
SYMPHONY-1790 Moved tests and added test runner script.
SYMPHONY-1832 Fixed /purge killing external modules.
SYMPHONY-1832 Fixed NuGet excludes, removed nuget update -self for faster publish.
SYMPHONY-1790
Merge branch 'affinityid-nuget' into affinityid-wip

Conflicts:
	PowerUpCore/PowerUp/Combos/StandardBuildTasks.ps1
	PowerUpCore/PowerUp/Modules/PowerUpNuGet/PowerUpNuGet.psm1
	PowerUpCore/PowerUp/Modules/PowerUpScheduledTask/PowerUpScheduledTask.psm1