chore(package): update gulp-sourcemaps to version 2.5.1 (#642)
chore(package): update gulp-sourcemaps to version 2.5.1 (#642)

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gae-init/gae-init-docs,vanessa-bell/hd-kiosk-v2,lipis/gae-init,gae-init/gae-init-upload,gmist/ctm-5studio,gae-init/gae-init-babel,mdxs/gae-init,mdxs/gae-init,topless/gae-init,vanessa-bell/hd-kiosk-v2,vanessa-bell/hd-kiosk-v2,mdxs/gae-init,gmist/ctm-5studio,gae-init/gae-init-upload,gmist/fix-5studio,gmist/my-gae-init,gmist/fix-5studio,lipis/github-stats,gmist/my-gae-init,gmist/fix-5studio,gae-init/gae-init,gae-init/gae-init-babel,gmist/ctm-5studio,gae-init/gae-init,gmist/ctm-5studio,lipis/github-stats,gmist/five-studio2,vanessa-bell/hd-kiosk-v2,lipis/github-stats,gae-init/gae-init,topless/gae-init,gae-init/gae-init-docs,gmist/my-gae-init,lipis/github-stats,gmist/fix-5studio,lipis/gae-init,mdxs/gae-init,gae-init/gae-init-upload,lipis/gae-init,gae-init/gae-init-docs,gmist/five-studio2,lipis/gae-init,topless/gae-init,gmist/my-gae-init,gae-init/gae-init,gae-init/gae-init-babel,gmist/five-studio2,gmist/five-studio2,gae-init/gae-init-upload,topless/gae-init,gae-init/gae-init-docs,gae-init/gae-init-babel