Add 'gdk' command wrapper

.gitignore

@@ -43,3 +43,4 @@
 /nginx/uwsgi_temp
 /.gitlab-shell-bundle
 /.gitlab-bundle
+/gdk

HELP

 # GitLab Development Kit cheat sheet
-./run            # Start everything
-./run db         # Start enough to run tests
-./run app        # Start GitLab, need './run db'
-make gitlab_repo=https://my-fork   # Install everything
-make update                        # Pull application changes from Git
-make clean-config all              # Delete and regenerate all config files created by GDK
+./gdk run            # Start everything
+./gdk run db         # Start enough to run tests
+./gdk run app        # Start GitLab, need './run db'
+./gdk install gitlab_repo=https://my-fork   # Install everything
+./gdk update                        # Pull application changes from Git
+./gdk reconfigure              # Delete and regenerate all config files created by GDK
 # Development admin account: root / 5iveL!fe

bootstrap

+#!/bin/sh
+
+cat > gdk <<EOF
+#!/bin/sh
+export GDK_ROOT=$(pwd)
+export GDK_INVOKED=\$0
+exec /usr/bin/env ruby \$GDK_ROOT/gdk.rb "\$@"
+EOF
+
+chmod +x gdk
+
+exec ./gdk install

env.sh

+export PATH=$(pwd)/bin/:$PATH

gdk.rb

+GDK_ROOT = ENV.delete('GDK_ROOT').to_s
+PROGNAME = ENV.delete('GDK_INVOKED').to_s
+
+def main
+  case ARGV.shift
+  when 'run'
+    system('./run', *ARGV, chdir: GDK_ROOT)
+  when 'install'
+    system('make', *ARGV, chdir: GDK_ROOT)
+  when 'update'
+    system('make', 'update', chdir: GDK_ROOT)
+  when 'reconfigure'
+    system('make', 'clean-config', 'all', chdir: GDK_ROOT)
+  when 'help'
+    puts File.read(File.join(GDK_ROOT, 'HELP')).gsub(/^\.\/gdk/, PROGNAME)
+    true
+  else
+    puts "Usage: #{PROGNAME} run|install|update|reconfigure|help [ARGS...]"
+    false
+  end
+end
+
+exit main
+