(GH-451) Get-UACEnabled
(maint) formatting
(GH-255) Improve .net framework 4.0 install
(maint) formatting
(maint) installer cleanup
(maint) move functions in installer
(GH-453) Install to Machine ENV

When user is an Administrator and UAC is turned off, allow install to Machine
variables.
(GH-452) Default installation to ProgramData

This fixes some security issues by moving the default install to a location
more secure by default.
(maint) stop including *.log files in nupkg
(maint) moving methods around
(GH452) ProgramData fixes
(maint) install - remove folder creation logging
(maint) spacing
(GH-374) "Elevating Permissions" log to Debug Message
(GH-372) fix shimgen reference assemblies
(doc) cleaning up logging
(maint) continue with client url
Merge branch 'stable'

Conflicts:
	src/helpers/functions/Start-ChocolateyProcessAsAdmin.ps1