build.cmd can take an optional target name like Compile or several targets in order with quotes like "Compile,Package"
clicktobuild.cmd will detect when the sdk env variable is not present, and vs2k8 is, and it will run the vs batch to initialize environment for calling msbuild
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branch : dev
Initially contains Clean, Compile, Stage targets.
Default target, Build, calls each in order.
All outputs end in /build folder, which is ignored for source control purposes
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branch : dev
