Add basic information to the gemspec

rackstash.gemspec

@@ -13,18 +13,15 @@ Gem::Specification.new do |spec|
   spec.version       = Rackstash::VERSION
   spec.authors       = ["Holger Just"]
 
-  spec.summary       = %q{TODO: Write a short summary, because Rubygems requires one.}
-  spec.description   = %q{TODO: Write a longer description or delete this line.}
-  spec.homepage      = "TODO: Put your gem's website or public repo URL here."
+  spec.summary       = 'Easy structured logging for Ruby applications'
+  spec.description   = <<-TXT.gsub(/\s+|\n/, ' ').strip
+    A drop-in replacement for Ruby's Logger to allow flexible structured logging
+    for request-based applications built on e.g Rack, Rails or similar
+    frameworks. It works best with a log receiver like Logstash or Graylog.
+  TXT
+  spec.homepage      = 'https://github.com/meineerde/rackstash'
   spec.license       = "MIT"
 
-  # Prevent pushing this gem to RubyGems.org. To allow pushes either set the 'allowed_push_host'
-  # to allow pushing to a single host or delete this section to allow pushing to any host.
-  if spec.respond_to?(:metadata)
-    spec.metadata['allowed_push_host'] = "TODO: Set to 'http://mygemserver.com'"
-  else
-    raise "RubyGems 2.0 or newer is required to protect against public gem pushes."
-  end
 
   spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
   spec.bindir        = "exe"