SmartOS/live 4a85887. Makefile configure, deps eng

OS-7453 convert platform build to engbld framework
OS-6986 SmartOS release builds should include Ur
Reviewed by: John Levon <john.levon at joyent.com>
Approved by: John Levon <john.levon at joyent.com>
DeltaFile
+230-2Makefile
+125-100configure
+184-0tools/build_jenkins
+107-7README.md
+108-0tools/smartos-release
+48-0tools/projects_branch_desc
+0-33sample.configure.smartos
+30-0tools/smartos-index
+27-0src/platform.imgmanifest.in
+7-0default.configure-build
+3-3tools/clobber_illumos
+6-0default.configure-projects
+3-2.gitignore
+3-0.gitmodules
+1-0deps/eng
+882-14715 files

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