```ruby
#
# Be sure to run `pod lib lint NPLumen.podspec' to ensure this is a
# valid spec and remove all comments before submitting the spec.
#
# Any lines starting with a # are optional, but encouraged
#
# To learn more about a Podspec see http://guides.cocoapods.org/syntax/podspec.html
#

Pod::Spec.new do |s|
  s.name             = "NPLumen"
  s.version          = "0.1.0"
  s.summary          = "A short description of NPLumen."
  s.description      = <<-DESC
                       An optional longer description of NPLumen

                       * Markdown format.
                       * Don't worry about the indent, we strip it!
                       DESC
  s.homepage         = "https://github.com/<GITHUB_USERNAME>/NPLumen"
  # s.screenshots     = "www.example.com/screenshots_1", "www.example.com/screenshots_2"
  s.license          = 'MIT'
  s.author           = { "Nebojsa Petrovic" => "nebspetrovic@gmail.com" }
  s.source           = { :git => "https://github.com/<GITHUB_USERNAME>/NPLumen.git", :tag => s.version.to_s }
  # s.social_media_url = 'https://twitter.com/<TWITTER_USERNAME>'

  s.platform     = :ios, '7.0'
  s.requires_arc = true

  s.source_files = 'Pod/Classes/**/*'
  s.resource_bundles = {
    'NPLumen' => ['Pod/Assets/*.png']
  }

  # s.public_header_files = 'Pod/Classes/**/*.h'
  # s.frameworks = 'UIKit', 'MapKit'
  # s.dependency 'AFNetworking', '~> 2.3'
end
```

Update podspec with real data
user
```ruby
Pod::Spec.new do |s|
  s.name             = "NPLumen"
  s.version          = "0.1.0"
  s.summary          = "Light source management"
  s.description      = <<-DESC
                       NPLumen is an iOS library that allows you to treat
                       UIViews as either light sources or objects which respond
                       to the sources. For example you can have one view cast a
                       relative shadow on other views.
                       DESC
  s.homepage         = "https://github.com/nebspetrovic/NPLumen"
  s.license          = 'MIT'
  s.author           = { "Nebojsa Petrovic" => "nebspetrovic@gmail.com" }
  s.source           = { :git => "https://github.com/nebspetrovic/NPLumen.git", :tag => s.version.to_s }
  s.social_media_url = 'https://twitter.com/nebsp'
  s.platform     = :ios, '8.0'
  s.requires_arc = true
  s.source_files = 'Pod/Classes/**/*.{h,m}'
  s.resource_bundles = {
    'NPCricket' => ['Pod/Classes/**/*.xib']
  }
  s.public_header_files = 'Pod/Classes/**/*.h'
end
```
assistant