Fixed 'init release --git' + 1.8 bugs

* --git was only working with base dir given;
* 1.8 CLI spec suite was failing (1 test);
* progress bar with new blobs didn't work with 1.8 (fixed by flushing
  stdout).

Change-Id: I5a6449897e0af360160d7a1bfba2e04f4fc95598

cli/lib/cli/blob_manager.rb

@@ -313,6 +313,7 @@ def download_blob(path)
     def progress(path, label)
       say("\r", " " * 80)
       say("\r#{path.truncate(40).yellow} #{label}", "")
+      Bosh::Cli::Config.output.flush # Ruby 1.8 compatibility
     end
 
     # @param [String] src Path to a file containing the blob

cli/lib/cli/commands/release.rb

@@ -8,26 +8,28 @@ class Release < Base
     include Bosh::Cli::VersionCalc
 
     def init(base=nil, *options)
-      flags = options.inject({}) { |h, option| h[option] = true; h }
-      git = flags.delete("--git")
+      if base[0..0] == "-"
+        # TODO: need to add some option parsing helpers to avoid that
+        options.unshift(base)
+        base = nil
+      end
+      git = options.include?("--git")
 
       if base
         FileUtils.mkdir_p(base) unless Dir.exist?(base)
         Dir.chdir(base)
       end
 
       err("Release already initialized") if in_release_dir?
-
       git_init if git
 
-      %w[jobs packages src blobs].each do |dir|
+      %w[config jobs packages src blobs].each do |dir|
         FileUtils.mkdir(dir)
       end
 
-      # initialize an empty blob_index file
-      blobs = {}
-      File.open("blob_index.yml", "w") do |f|
-        YAML.dump(blobs, f)
+      # Initialize an empty blobs index
+      File.open(File.join("config", "blobs.yml"), "w") do |f|
+        YAML.dump({}, f)
       end
 
       say("Release directory initialized".green)
@@ -44,6 +46,7 @@ def git_init
           config/private.yml
           releases/*.tgz
           dev_releases
+          .blobs
           blobs
           .dev_builds
           .idea

cli/spec/unit/blob_manager_spec.rb

@@ -170,7 +170,8 @@ def make_manager(release)
       end
 
       @manager = make_manager(@release)
-      @blobstore.should_receive(:get).with("deadbeef", tmp_file).
+      @blobstore.should_receive(:get).with("deadbeef",
+                                           an_instance_of(Tempfile)).
         and_return { tmp_file.write("blob contents"); tmp_file.close }
 
       path = @manager.download_blob("foo")