This should speedup regedit tests from ~60s to ~4s.
-- v2: regedit.exe: Add a direct import for shcore. regedit.exe: Call InitCommonControls after command-line has been processed. shcore: Use delay import for user32 and ole32. makedep: Link with imported libs before delay imported libs. makedep: Link default imports separately from direct imports. makedep: Add an import type parameter to add_import_libs.