Added tmuxinator (using bundlerEnv)

pkgs/tools/misc/tmuxinator/Gemfile

···
+source "https://rubygems.org"
+
+gem 'tmuxinator'

pkgs/tools/misc/tmuxinator/Gemfile.lock

···
+GEM
+  remote: https://rubygems.org/
+  specs:
+    erubis (2.7.0)
+    thor (0.19.1)
+    tmuxinator (0.6.9)
+      erubis (~> 2.6)
+      thor (~> 0.19, >= 0.15.0)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  tmuxinator

pkgs/tools/misc/tmuxinator/default.nix

···
+{ stdenv, lib, bundlerEnv, ruby }:
+
+bundlerEnv {
+  name = "tmuxinator-0.6.9";
+
+  inherit ruby;
+  gemfile = ./Gemfile;
+  lockfile = ./Gemfile.lock;
+  gemset = ./gemset.nix;
+
+  meta = with lib; {
+    description = "Manage complex tmux sessions easily";
+    homepage    = https://github.com/tmuxinator/tmuxinator;
+    license     = with licenses; mit;
+    maintainers = with maintainers; [ auntie ];
+    platforms   = platforms.unix;
+  };
+}

pkgs/tools/misc/tmuxinator/gemset.nix

···
+{
+  "erubis" = {
+    version = "2.7.0";
+    source = {
+      type = "gem";
+      sha256 = "1fj827xqjs91yqsydf0zmfyw9p4l2jz5yikg3mppz6d7fi8kyrb3";
+    };
+  };
+  "thor" = {
+    version = "0.19.1";
+    source = {
+      type = "gem";
+      sha256 = "08p5gx18yrbnwc6xc0mxvsfaxzgy2y9i78xq7ds0qmdm67q39y4z";
+    };
+  };
+  "tmuxinator" = {
+    version = "0.6.9";
+    source = {
+      type = "gem";
+      sha256 = "0q0ld82dznjsan7ciblfsxz59brcc16fwmvr9n3c7vdcndj8rd27";
+    };
+    dependencies = [
+      "erubis"
+      "thor"
+    ];
+  };
+}

pkgs/top-level/all-packages.nix

···
 
   tmux = callPackage ../tools/misc/tmux { };
 
+  tmuxinator = callPackage ../tools/misc/tmuxinator { };
+
   tmin = callPackage ../tools/security/tmin { };
 
   tmsu = callPackage ../tools/filesystems/tmsu { };