Merge pull request #788 from wwwiiilll/add-sbt-package

Add sbt package

packages/sbt.rb

+require 'package'
+
+class Sbt < Package
+  description 'A build tool for Scala, Java and more.'
+  homepage 'http://www.scala-sbt.org/'
+  version '0.13.15'
+  source_url 'https://github.com/sbt/sbt/releases/download/v0.13.15/sbt-0.13.15.tgz'
+  source_sha1 '46f07dbfec874be8687072e07d2c3f22b4f7cc76'
+
+  depends_on 'jdk8'
+
+  def self.install
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/share/sbt/bin"
+    system "install", "-m", "644", "bin/sbt-launch.jar", "#{CREW_DEST_DIR}/usr/local/share/sbt/bin"
+    system "install", "-m", "644", "bin/sbt-launch-lib.bash", "#{CREW_DEST_DIR}/usr/local/share/sbt/bin"
+    system "install", "-m", "755", "bin/sbt", "#{CREW_DEST_DIR}/usr/local/share/sbt/bin"
+
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/share/sbt/conf"
+    system "install", "-m", "644", "conf/sbtopts", "#{CREW_DEST_DIR}/usr/local/share/sbt/conf"
+
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/bin"
+    system "ln", "-s", "/usr/local/share/sbt/bin/sbt", "#{CREW_DEST_DIR}/usr/local/bin/sbt"
+
+    system "mkdir", "-p", "#{CREW_DEST_DIR}/usr/local/etc/sbt"
+    system "ln", "-s", "/usr/local/share/sbt/conf/sbtopts", "#{CREW_DEST_DIR}/usr/local/etc/sbt/sbtopts"
+  end
+end