Get rid of 'use constant' pragma
Get rid of 'use constant' pragma

PerlCritic flags this pragma as something that should be avoided

Also, change some indentations.

mono/msbuild,sean-gilliam/msbuild,chipitsine/msbuild,rainersigwald/msbuild,Microsoft/msbuild,chipitsine/msbuild,jeffkl/msbuild,mono/msbuild,sean-gilliam/msbuild,mono/msbuild,mono/msbuild,jeffkl/msbuild,cdmihai/msbuild,sean-gilliam/msbuild,chipitsine/msbuild,Microsoft/msbuild,AndyGerlicher/msbuild,Microsoft/msbuild,rainersigwald/msbuild,rainersigwald/msbuild,cdmihai/msbuild,AndyGerlicher/msbuild,cdmihai/msbuild,jeffkl/msbuild,sean-gilliam/msbuild,AndyGerlicher/msbuild,chipitsine/msbuild,AndyGerlicher/msbuild,cdmihai/msbuild,rainersigwald/msbuild,Microsoft/msbuild,jeffkl/msbuild